Subversion Repositories wimsdev

This changelog file only registers (part of) changes to the server programs.

Author abbreviations:

BPR	= Bernadette Perrin-Riou

ER	= Eric Rayssat

FG	= Fabrice Guerimand

GK	= Georges Khaznadar

GX	= Gang Xiao (default author)

JE	= Joke Evers

JY	= Joachim Yameogo

MC	= Marina Cazzola

RM	= Regine Mangeard

2007-06-23: Updated slib/media/audio : add an option to rename (BPR).

2007-06-19: From BPR:

	help is accessible in Modtool as a zone

	adm/latex2wims.fr new module

	adm/quicktool.fr new module

	help/example/oefquicktool.fr new module

	Add anstype,help,slib as binary directories

	in adm/modtool.fr/binfile.proc

	Link on latex2wims.fr  and on quicktool.fr

	in modules/adm/createxo.fr/level1.phtml

	and in public_html/modules/adm/modtool.fr/modname.phtml

	Link on program.fr et faq.fr (french version)

	in public_html/modules/adm/browse.fr/home.phtml

	and public_html/modules/adm/class/sheet.fr/main.phtml

	Option "nonstop" in step exercises

	New parameter \sc_reply$i in OEF : accessible for feedback

	with default values  0,1, 0.5 according the student reply is

	bad, good or partially good

	public_html/bases/doc/1027 Presentation improvment

	slib/geo2D/geogebra Improvment

	Improvment in documentation of type range (english version

	-> french version)

	js/ASCIIMathML.js js/LaTeXMathML.js js/ASCIIsvg.js new javascript

	java/jmol/Jmol.js java/jmol/JmolApplet.jar : new Java applet Jmol

	Improvments in help/developer/docmodtooloef.fr help/developer/docqcm.fr

	help/teacher/docdocument.fr help/teacher/docexooef.fr help/student/docetud.fr

2007-06-19: From ER:

	************ corrections de bugs ************

	For each bug :   1/ description   2/ changes made   3/ changed files.

	1/ When an exo is introduced in a worksheet, if we erase its description, it

	comes back as non empty (but possible to erase afterwards by modifying sheet)

	2/  use new variable new_desc instead of some occurrences of desc.

	3/  files changed :

	public_html/modules/adm/class/addmodule.[cn,en,es,fr,it,nl,si,tw]/[main.phtml,var.def,var.proc]

	1/  binary files of modtool in subdirectories were counted twice (once in

	dir, once in subdir)

	2/  add a "sort|uniq" to list of binary files

	3/  files changed :

	public_html/modules/adm/modtool.[cn,en,fr,it,nl]/binfile.proc

	1/  good replies were impossible to insert in development mode right after

	modif of source in createxo, except in french version.

	2/  mimic french version by introducing variable oef_defaut in var.def.

	3/  files changed :

	public_html/modules/adm/createxo.[cn,en,es,it,nl,si]/var.def

	1/  the french help for answer type wlist pointed to the english text for

	synonyms

	2/  changed pointer to  help/anstype.fr/syno.phtml

	3/  file changed : public_html/scripts/help/anstype.fr/wlist.phtml

2007-05-12: add class exemple : 1113 (RM)

            add class exemple : 1114 (FG)

	    add link "back to module" in addmodule.fr and addmodule.en

	    add job=showsheet in userlist.fr : control

		board panel for sheet (FG)

2007-05-01: Added new oef answer option "nonstop" (BPR).

2007-04-30: A new French example class 1113 (Regine Mangeard).

	    More French public sheets (FG).

2007-04-19: Updated adm/class/cdt.fr (FG).

2007-04-13: anstype/numeric: fixed a cheating flaw.

2007-04-02: (GK) Improved the slibs graphpaper/*: now you can give

            maximal values instead of the tick increment, and have it

   	    calculated automatically. You can also label the axes.

2007-03-28: J-R Fernandez: important upgrade in the Spanish translation, for

	    the user interface and the base modules.

2007-03-14: Updated to chemeq-1.12.

2007-03-14: (GK) added a new slib to get precise numeric informations

            about the conservation of elements and charges in chemical

	    equations. The results come either as an understandable html

	    table or a ready-to-use matrix. This script need at least

	    the version 1.12 of chemeq. If the version of chemeq is not

	    sufficient, an error message is given instead.

2007-03-13: Updates to Dutch version. (JE)

	    New and updated slib. (BPR)

	    anstype/javacurve.points: added drawing for multiple clicks. (BPR)

2007-02-22: "about" in doc modules was wrong. (BPR)

2007-02-14: bin/mkindex and Misc/modind.c: added recognition of datamodules.

2007-01-26: MAX_FILELEN lifted to 2 mega.

2007-01-23: added config parameter mail_opt.

2007-01-14: anstype/checkbox: \\( -> \( for presentation (BPR).

2007-01-12: user_agent checking seems to create problems: stopped.

2007-01-11: adm/vote: Correction d'une incompatibilité entre une limite à 64

		dans le nombre de questions possibles et un traitement à 40

		dans var.proc et var.def (BPR)

	    anstype/checkbox: correction d'un bogue dans

		script/anstype/checkbox (cas de  virgule) et modification

		de la réponse : \\(  devient \( . (BPR)

	    exec.c, exec_for(): strchr(",") -> strparchr(",") (item search

		should skip parentheses).

	    adm/class/userlist/csv/download.proc: manual score downloading was

		broken with a wrong insertion of !hex (BPR).

2007-01-08: symtext: added shared macros.

2007-01-05: symtext package made independent.

	    exec.c, _httpfollow(): mhelp session address was broken when

		invoked from an mhelp of a subsession.

2007-01-02: bases/dic/fr/accord: plurals of exceptional nouns were forgotten.

	    symtext: added pool structure to allow parbitrary permpick nesting.

2006-12-30: More types to anstype "javacurve" (BPR).

	    scripts/oef/embed.phtml: corrige un bogue de couleur dans

		l'affichage du type mark (BPR).

	    scripts/oef/fr: typos de francais + couleur orange pour les

		réponses partiellement bonnes ou avec mauvaise

		précision (BPR).

	    Updated files in slib/text (BPR).

	    java/input.java: added vector style.

2006-12-26: symtext: added debug level.

	    symtext compile error: nextblock field forgotten in some cases.

2006-12-25: symtext: translate.c, entry earlier field offset error.

2006-12-24: symtext: accented letters were isolated in pre-processing.

2006-12-21: check_exam(): now checks the existence of session var file

		instead of session directory existence.

	    symtext: increased dictionary size limits.

2006-12-20: symtext, outval(): typo corrected.

	    adm/class/regclass/var.proc, policy=file: suppressed spurious

		variable definitions (class_creation etc.).

2006-12-14: Included Geogebra applet in java/geogebra. (www.geogebra.org)

	    Anstype/javacurve: added points version. (BPR)

2006-12-13: GK: fixed a very nasty bug with the OEF type sigunits, which

		disregarded the numeric value, focusing only on the unit and the

		number of significative numbers.

	    bin/povray: Added some default values for compatibility (BPR).

2006-12-12: Added slib lang/fraccord.

2006-12-05: Misc/translator.c and Misc/translator_.c: search failed when

		dictionary contains accented letters.

2006-12-04: Fixed in adm/class/userlist/csv/download.proc: manual grades were

		still not correct for usernames with special characters.

2006-12-02: WORKFILE_LIMIT moved from lines.c to wims.c.

	    WORKFILE_LIMIT default increased to 2M (from 512K).

	    Anstype/*fill: added align option (BPR).

2006-11-29: slib/matrix/concate updated (BPR).

2006-11-24: Added new command !hex.

	    adm/class/userlist and adm/class/grades: manual grades for usernames

		with special characters now correctly fixed using !hex.

2006-11-22: webget: added proxy compatibility.

2006-11-21: Updates to Italian version (MC).

2006-11-20: adm/class/userlist/csv/download.proc: erase fields before recomputing

		for a new user.

2006-11-17: Added User-Agent to !mailto header (compatibility with some ISP's).

		All adm module mail interfaces now switched to !mailto.

	    Added mail_log().

2006-11-15: adm/class/userlist: manual grades dysfunction when login contains

		special characters (the solution is still not correct).

2006-11-10: rounding fix of scripts/js/basicalc (FG).

2006-11-08: Fixed in adm/forum/mbord.cn: missing scripts.

2006-11-03: oef: added qcm common manager.

	    oef2wims: No exec if hint/help/solution contains no exec commands.

2006-11-01: adm/modtool: developer name was not put into session var.stat

		when the user is automatically logged in via a class.

2006-10-26: adm/createxo.fr: added 2 models (qtext and 16qtext).

2006-10-23: Added slib oef/env and scripts/oef/datafile.proc

2006-10-22: scripts/oef/mkindex: Added datafile indexing.

2006-10-20: wimslogd, dispatch_log(): suppressed useless error messages.

---------------------------------------------

Version 3.60 packed.

2006-10-17: class/cdt.fr updated to 1.11 (FG).

2006-10-15: Fixed: nesting error in symtex permpick (lind2 incremented 

		without decrementing in case of failure).

2006-10-13: Fixed: nested errors provoke "Premature end of script headers".

	    Fixed in adm/modtool: class user developer link was broken due

		to password encryption.

	    anstype/range: default value was set to the left end instead of middle.

		help updated for the case of multiple ranges.

2006-10-09: Fixed in adm/createxo: default author name didn't show up when loaded

		by module developer.

	    update.sh: erase ch..root etc. if need to be written over.

	    calc_lookup(): rights check now uses datafile_check().

2006-10-08: Added typed circuit schematic system: data, slib, drawing tool.

2006-10-04: !filewrite, !fileappend, files with name starting by "TEMP_"

		are temporary files and go to tmp_dir.

	    find_module_file(): files starting with writable/TEMP_ are

		temporarily written files.

	    datafile_recordnum() and datafile_fnd_rec(): save value of "untrust"

		and restore before exiting.

2006-10-02: slib/mkindex: presentation improvement.

	    New categories: H?/financialmath, U?/financialmath, tool/elec

	    datafile_check(): allowed userfiles to read files in subdirectories

		"data/" and "authors/".

2006-10-01: Fixed in flydraw, obj_string(): quoting chars were not stripped.

2006-09-29: Anstype numexp: Message precision (FG).

	    Fixed in flydraw, obj_parallel(), obj_lattice() and obj_arrow():

		displacement vector didn't follow affine transformation.

2006-09-26: adm/class/regclass: removed the word "optional" for class password (FG).

2006-09-25: checkhostt(): tolerate spaces after '<' and '>' (but not before).

	    Italian translation updated to 3.58 (MC).

	    adm/class/userlist: allow csv upload without password in gateway

		subclasses.

2006-09-24: oef: added good choice insertion for developer to choices.

	    oef: added choice option "noidontknow".

2006-09-23: chroot.c: added parsing of w_wims_priv_chroot, with word

		"tmpdir" causing preliminary directory change.

	    c, fortran77, pascal, python interfaces: now compile and run on tmp_dir.

2006-09-22: chroot.c: abort if setuid() fails.

	    scripts/oef/var.proc: check datamodule only when cmd=new.

	    find_module_file(): send module_error for executable files.

2006-09-21: Fixed in scripts/oef/var.proc: step information was not cleared

		from one exercise to another.

	    Fixed in scripts/oef/step.proc: empty data in menu type was

		not checked.

	    adm/class/gateway: added secure hosts to structure management.

	    adm/class/regclass: secure host now defaults to "all".

2006-09-20: bin/housekeep.daily: buggy sheet expiration code disabled, to

		be enabled during a summer vacation.

	    Fixed in scripts/adm/gateway/mkteacherlist: a too strict right

		check skipped index update after a teacher subscription.

	    adm/class/userlist/var.proc.userprop: added call to mkteacherlist

		when the user is supervisable.

	    Fixed for gateways: link for changing user property was missing.

2006-09-19: Fixed in oef2wims, _check_compare(): check of "or" not returned

		after success, going to the check of "and" instead.

2006-09-18: OEF development mode: insertion of good replies becomes non-auto.

	    Anstype dragfill and clickfill: added options "keeporder",

		"sort" and "shuffle".

	    Anstype: added option "sort" to checkbox, menu and radio.

	    adm/class/regclass: added secure host validity check.

	    The variable "empty" is now strictly read-only, with offending

		module adm/modtool fixed.

	    Fixed in oef: javascript form locker was skipped when running under

		createxo.

	    Added option "default" to OEF answers.

	    bin/povray: version call should add ch..root, otherwise it

		may refer to a different installation of povray.

	    instex_flush() (lines.c): suppress "mv" error messages.

2006-09-17: Anstype: activated option "shuffle" for checkbox, menu and radio.

	    Anstype menu: added option "multiple".

	    Anstype: added option "eqweight" to mc types with "split".

	    Anstypes: added developer default to checkbox, menu, radio.

2006-09-16: adm/modtool: edfile now allows file upload.

	    adm/class/gateway.{en,fr}: Added teacher supervising management.

	    Added hierarchical access right check to gateway management jobs.

2006-09-15: Added evaluation of \step to oef help.

	    adm/createxo: exercise help now works.

	    adm/createxo, raw mode: returning from help erased textarea.

		Added textarea content control buttons.

	    subclass expiration date now refers to superclass expiration.

	    Fixed in default and column themes: documents/votes not shown for

		participants in intermediate classes.

	    Fixed in scripts/adm/class/adduser: a bogus password check locked up

		adding class/course subscription in gateway.

	    bin/housekeep.daily: diving to subclasses for daily cleanup.

2006-09-14: Popup session life reduced to 50 seconds.

	    catfile() now returns the number of bytes written.

	    Fixed: empty last.html was provoking "Premature end of script header".

	    Added non-backup and ancient class warnings to adm/class/config.

	    adm/class/config: subclasses can no longer change expiration date.

	    adm/class/userlist: csv download of passwords now allowed.

2006-09-13: scripts/adm/class/adduser: Added check of name conflict between

		teacher and participant accounts.

	    adm/class/gateway: Added csv download of teacher accounts.

	    adm/class/userlist/csv/upload.proc: added call to mkteacherlist

		if superclass.

	    adm/modtool.cn: proc files were missing.

	    adm/modtool, edfile: recovered new line at end of file.

	    Fixed: oef replytype synonyme translation bug.

	    Fixed: oef replyweights stacking up via valsave.

2006-09-12: Updates to adm/class/cdt.fr (FG).

---------------------------------------------

Version 3.58 packed.

2006-09-11: Updates to help/teacher/docdocument.fr (BPR).

	    scripts/oef/mkindex: should erase index files when no oef.

2006-09-09: !writefile to getfile: writing to symlinks and subdirectories

		prohibited.

	    Added !writefile and !appendfile limits.

2006-09-07: Fixed in adm/manage.en: wims_prefix should be cleaned when

		reading wims.conf.

2006-09-06: Added scripts/adm/class/stat.

	    adm/vote/vote.proc: grouped !setdef to improve performance.

	    Default language changed to utf-8 (for undeclared languages).

2006-09-05: Fixed: class modules didn't have variable right management.

	    Fixed in wimslogd: log files with a hyphen in name should not be skipped.

	    files.c, _filewrite(): classes/?? modules should not have right to

		write to wims_home.

	    lines.c: added is_class_module to disallow classes/?? modules to access

	    scripts/adm files and many adm commands.

2006-09-04: Fixed in adm/createxo/var.proc: a typo locked class importation.

	    Fixed in adm/sheet: printable version locked by wims_prefix.

	    Fixed in scripts/adm/class/adduser: individual subscription locked.

	    Light updates to Dutch version (JE).

	    Fixed in adm/class/config: importation of exams didn't work.

2006-09-03: Updates to slibs: text, chemistry, geo3D (BPR).

	    Fixed slib/triplerelation/tabular: infinit loop problem (GK).

	    Added scripts/oef/special/rename.phtml (BPR).

	    Fixed: typos in tool/directexec.fr (BPR).

2006-08-30: Fixed: typo in adm/forum/mboard.??/var.init locking up all forums.

2006-08-28: Fixed in var.c, get_var_privileges(): should unset untrust.

	    Fixed in adm/manage.en: DF should be declared in wims_prefix.

	    Fixed in home module: more wims_readable (FG).

	    adm/class/userlist: csv upload unlocked for gateway.

2006-08-27: scripts/adm/class/adduser: only gateway admin can add teachers.

	    scripts/adm/class/userremain: now takes into account limits of

		parent classes (only for groups where subclasses are subdirectories

		of parent classes).

2006-08-25: Fixed: mark and checkbox anstypes with commas in the text.

	    Added scripts/oef/togetfile.proc (trusted file for createxo).

	    Readability of wims_sesrandom closed to user files from adm modules.

2006-08-24: FG: adm/class/cdt.fr updated (add use of wims_prefix).

	    Included java atomic lattice viewer by Simon Gill (java/Lattice).

	    Fixed: adm/createxo.{en,fr}, model mode could not tolerate data with

		colon at first column.

	    Added/modified slibs: chemistry, geo3D (BPR).

	    Added subdirectory scripts/data (BPR).

	    Fixed in oef: embedded replies have no default type (thanks to BPR).

	    Fixed in createxo: vsavelist should not be put in wims_nw.

		(thanks to BPR).

2006-08-23: Fixed: wims_read_parm should be excluded from access right control.

2006-08-21: scripts/oef/quizzintro.phtml added Italian version (Gianni Ciolli).

2006-08-18: Fixed for home module: popup search locked by variable rights.

	    Link modules/home/tool removed.

	    bin/update changed to version 357.

2006-08-15: adm/createxo (en,fr), model mode: added menu parameters.

2006-08-13: Fixed: adm/createxo.fr, model menutext1.oef, should add

		singlespace to data.

	    Fixed adm/createxo (en,fr), mode=model: should clean reply$i

		when returning from test.

2006-08-09: !writefile and !appendfile: getfile/ becomes special.

2006-08-07: adm/modtool.en, flist.phtml: OEF interface link forgotten.

	    Fixed: some commands setting internal variables not working

		when called by a user file.

2006-08-05: Security adjustment: adm/createxo added wims_trustfile.

		adm/* & home added tmp to wims_prefix.

2006-08-05: Added variable access rights control for user files.

	    Security reinforcement: wims_prefix added to adm modules.

2006-08-03: variables.c: added var_def_check().

	    setvar(): user file has no right to modify wims_ variables.

2006-07-31: Added communication between Modtool and Createxo (modif only).

2006-07-26: adm/createxo.{en,fr}: added exercise models.

2006-07-21: Fixed: in calc_sort(), case of char sort, output string was not

		terminated.

	    Anstype chset: added option "norepeat".

2006-07-18: Added !embraced extract and !embraced delete.

2006-07-11: anstype: protocole clean up and documentation

		(see scripts/anstype/00README).

	    OEF to anstype interface no longer depends on declaration in

		the c source.

2006-07-10: OEF: replytype now defaults to substitution.

	    OEF: total steps should not be shown for dynamic step exercises.

2006-07-09: Symtext: minimal and generic styles for en, fr.

2006-07-05: adm/createxo (en,fr): help on anstype reorganized and completed.

		Added symtext help.

2006-07-04: Added symtext to anstype and text anstype options.

2006-07-02: Added slib/text/cutchoice2 (improved from cutchoices).

	    Updates of Italian version (MC).

2006-06-29: Fixed: presentation problem in help/developer/docqcm.fr (BPR).

2006-06-28: oef2wims + msg2wims:

		"??" no longuer provokes conditional variable.

		Added new function "asis" (string protection).

		The quotation mark now provokes conditional variable only if

		the string before is a valid comparison.

---------------------------------------------

Version 3.56 packed.

2006-06-27: Updates to "mark" series of slib (BPR).

	    Fixed: subsession first accessed with cmd=intro lost user info.

2006-06-24: Update of Dutch version. (JE)

	    adm/class/cdt.fr: added size limitation to prevent overflow. (FG)

2006-06-22: Fixed: inconsistency in update.sh that made update of wimslogd

	    impossible.

	    var.c: VARNAME_LEN doubled to 32768.

2006-06-20: BPR: updated French version help modules:

		help/teacher/docexooef.fr, help/developer/docqcm.fr

	    Symtext: French test version.

2006-06-17: (GK) modified units-filter and the sigunits-related files

            New features:

	    	    - when sigunits is used, the precision is managed separately

		      for each relevant answer (no more interaction

		      with \precision{})

		    - it is possible to give the unit wanted to display the result.

		      it may be a multiple or a submultiple of the base unit or a

		      usual unit outside the mksa system. Examples : nm,

		      km, h, min, A.h, mA.h, kW.h, etc.

		    the additionnal syntax is explained in the help files (en, fr)

2006-06-16: bin/apache-config: added possible apache name "apache2".

2006-06-14: !href: the query string translation was partial. (Thanks to BPR)

2006-06-12: anstype/mark.input: compatibility fix with various browsers. (BPR)

2006-06-07: Fixed: vote name conflicts under gateway. (BPR)

	    Updated: adm/class/cdt.fr. (FG)

	    scripts/adm/class/addclass: added class_creator (client IP).

2006-06-06: scripts/oef/var.proc: suppresses datamodule errors when

	    $allow_missing_data=yes.

	    Update of Dutch version. (JE)

	    Update of Italian version. (MC)

2006-06-05: Thanks to Rafael Hertzog, replaced "sort +n" expressions

            by the POSIX compliant "sort -k n" equivalents (GK).

2006-06-03: anstype/menu and anstype/checkbox: added

	    possibility of including commas in replies.

2006-05-30: Fixed in slib/triplerelation/tabular: replaced many while loops

	    by straight for iterations, cleaned the code by using pari/gp

	    to perform clean matrix operations. (GK)

	    Added command "!getopt".

	    Fixed: in variable.c, check_session(), rapidfire timing check

	    was wrong since version 3.46, due to the use of uninitialized

	    struct st.

2006-05-29: Temp log over cluster sent to separate files, avoiding conflicts.

2006-05-27: Added anstype "raw".

2006-05-24: Fixed: in oef/embed.phtml, matrix should allow double size.

	    anstype/matrix.input, allow smaller input sizes.

	    adm/auth/createqcm.fr and adm/auth/confia2qcm.fr updated (JY).

2006-05-23: Added wims_version to module about page.

	    GK:

	    Renommé avec un préfixe slib_ les variables locales

	    pour slib/chemistry/chemeq*

	    GK:

	    Remplacé plusieurs itérations par l'usage de la

	    primitive "parallel" de flydraw : les chaînes décrivant les papiers

	    millimétrés créées par slib/graphpaper/* n'augmentent plus comme le

	    carré des dimensions.

2006-05-22: calc.c: in list commands, repeated calls to fnd_item() replaced

	    by more efficient cutitems().

	    adm/stat/stat: number of classes and user accounts are shown.

	    GK:

	    anstype/sigunits modifié pour donner une comparaison valide

	    quand la précision demandée dépasse le nombre de chiffres

	    significatifs : les chiffres ne sont comparés qu'à concurrence

	    du nombre de chiffres significatifs (après arrondi).

	    GK:

	    slib/graphpaper/func_milli corrigé : maintenant le rendu des

	    fonctions est correct même si les échelles horizontales et

	    verticales ne sont pas les mêmes.

2006-05-20: Fixed in bin/mkindex: the definition of linelen was too big and

	    did not prevent overflow in home module.

2006-05-19: Misc/modind.c: abort on output file creation failure.

2006-05-18: Added adm/auth/confia2qcm.fr (JY).

	    Added "Cahier de texte" (fr) (FG).

2006-05-15: adm/class/reguser: acceleration in site user counting.

2006-05-14: Added option field to exam exercises, and an option "autogen".

2006-05-13: Datafile: field position cached. (Was quadratic algo.)

2006-05-07: src/Flydraw/commands: fixed bad CR problem (BPR).

	    Added modules/help/developer/docqcm.fr (BPR).

2006-05-06: OEF manager: add an option to allow missing datamodules.

2006-05-03: Fixed: imagefill repositionning not working when there is only one case.

	    Mirror list updated.

2006-05-01: Important updates to Spanish translation (Juan Rafael Fernández).

	    adm/modtool.nl: presentation updates (JE).

2006-04-28: adm/class/config: search for classes (en,fr).

2006-04-28: adm/class/classes: search for classes when there are too many of them (en,fr).

2006-04-26: adm/stat/stat.cn/stat.sh: should be executable.

2006-04-18: adm/class/userlist, userprop: added wrap="off" to textarea (variables).

	    Fixed: wrong data filled in fields when double registering user properties.

2006-04-10: Updates to Italian translations (MC).

2006-04-07: adm/regclass: toomany lockup should not apply to subclasses.

2006-04-02: From GK:

	    slib chemistry/chemeq_tex : support étendu aux équations chimiques.

	    nouvelle slib chemistry/chemeq_compare : compare deux équations chimiques.

	    nouveau type (chemeq) pour les réponses d'exercices OEF,

	    destiné à l'analyse de réponses portant sur des équations chimiques.

2006-03-26: Corrections/improvements in Dutch version (J. Evers).

2006-03-19: calc_rename(): accepts digits in file extension.

2006-03-14: Fixed: texgif font generation conflict among simultaneous visitors.

2006-03-12: scripts/anstype/coord: protection against hacking.

2006-03-09: Flydraw: added a series of commands for advanced matrix manipulations

	    (Jean-Christophe Leger).

2006-03-08: adm/class/sheet: it was unnecessary to disallow source insertion

	    when a sheet is unerasable.

2006-02-21: Improvements to bin/apache-config: more recognitions and

	    special treatment for debian.

2006-02-20: bases/sys/publishdata: added "data" zone.

2006-02-19: Added debian detection in compile, bin/wrapuid and bin/apache-config

	    (Georges Khaznadar).

	    scripts/anstype/atext: translator dictionary was language-independent.

2006-02-18: Added automatic recognition of chemeq and units-filter in chroot.

2006-02-16: OEF hacking bug remained for the last step of a multi-step exercise.

2006-02-08: adm/regclass: level was not shown for individual classes.

2006-02-05: Added a non-processing ocaml interface.

	    Added load refusal according to active process counts.

2006-02-03: adm/vote: added comments. (BPR)

2006-02-02: Added score type option to class userlist interface (Fabrice Guerimand).

	    Included whirlgif to improve gif animation performance.

	    set_req_time(): we must use force_setvar() for otherwise the values

	    are ignored when the user starts with an expired session number.

	    adm/manage: resource uploading installed files to wrong places.

	    Added several chemistry slibs (Georges Khaznadar).

2006-01-29: Ad-hoc solution for file name problem with OSX in scripts/java.

2006-01-25: Added rlimit_as restriction.

2006-01-19: "!read tabletheme" was forgotten in adm/grades. (BPR)

2006-01-17: Corrected a typo in OEF reply variables anti-hacking measure.

2006-01-14: OEF: the choice option "shuffle" was disabled.

2005-12-26: Added OEF reply variables anti-hacking measure.

2005-12-25: Modtool: added processing of module_data.

---------------------------------------------

Version 3.54 packed.

2005-12-22: 2 more mirrors (ofset.org and unicaen.fr).

2005-12-11: variables.c: try_hack() was full of logic errors.

2005-12-08: Parity in shuffle was not working for n>=4 (calc.c).

2005-12-06: Added system level tool: direct exec (en, fr).

2005-12-05: Fixed typos in Dutch version (Joke Evers).

2005-12-04: Added slib series "graphpaper" (Georges Khaznadar).

2005-12-03: A strange bug of bash eats the alias definition in bin/dircptest.

	    Patched scripts in createxo, modtool and bin/mkindex using 

	    variable definition.

2005-12-01: Must_chroot was not enforced in software interfaces.

	    Added tolerance to antidated files in wimslogd.

2005-11-28: Exam quitting in gatewayed courses landed to an error message.

	    User activity transfer: added transfer of examlog and exolog.

2005-11-15: Added doc for anstype numexp (Fabrice Guerimand).

2005-10-13: Gateway: program supervisor is now unconditionally granted

	    accesses to courses.

	    Gateway: structure management allows modif of reg password.

2005-10-12: Gateway: added exolog propagation.

2005-10-11: Fixed gateway: prohibition of 09-21 forced students to retype

	    password to go to a course from within a class.

2005-10-10: Fixed gateway: user activity transfer from within a course was not working.

	    Fixed gateway: change user data from within a course by supervisor.

	    Added to gateway: activity transfer now can show activities to transfer.

	    Gateway: add/del user by mandatory course supervisors is now allowed.

	    User deletion from a course is only allowed when he does not have

	    activities in other courses under the same class.

2005-10-09: Fixed: OEF dynamic step post-processing variable updating.

2005-10-08: Use "wrap=off" in textareas in modtool and createxo.

2005-10-03: modind.c: ignores modules with no known category.

2005-09-30: Added wims_realuser (for supervisable users in gateways).

	    Supervisor page now shows name of wims_realuser.

	    useropts saved for wims_realuser, instead of wims_user.

	    mathalign now defaults to lower position.

	    Fixed: doc module html header missed module title.

2005-09-29: Fixed pointer depth error in fsort() (texmath.c). (Why it seemed to work before?)

	    Added module index field "data" (variable module_data).

	    Module index parsing now uses search_list() to accelerate.

	    Added documented command !checkdata.

	    Added a lock in OEF modules when a depended datamodule is missing.

2005-09-28: Fixed: a typo in adm/class/exam blocked exam access when user

	    score data is empty.

	    Added warning message when hack simulation is done on variables (devel).

2005-09-23: Increased software interface timeout values because the new Maxima

	    is slow to launch.

2005-09-22: _getdef(): value should be zeroed by default.

	    Fixed: exercise reindexing from a sharing class broke index file sharing.

2005-09-21: Fixed: gateway: course structure modif from program leads to

	    bad navigation link in page header.

	    Gateway: prohibited student accounts from directly accessing supervisor login.

	    (Minor security precaution)

---------------------------------------------

Version 3.52 packed.

2005-09-19: Added help for the new oef special methods (Bernadette Perrin-Riou).

2005-09-18: Gateway: added several propagation items.

2005-09-15: Dutch translation updates (Joke Evers).

2005-09-14: Textarea nowrap was not compatible with some versions of IE. Trying "wrap=off".

	    Fixed: in gateway, teacher list was not updated after teacher registration

	    using reguser.

	    Fixed: class setup downward propagation ignored courses for programs.

2005-09-13: Fixed: draft document writing was closed in distribution.

2005-09-11: Fixed: user error "double_click" was not flushed.

2005-09-10: adm/modtool: badcategory message now shows available categories.

2005-09-08: adm/class/configure: added index update links.

	    Fixed: class backup did not work when class name contains '/'.

2005-09-07: Added Slovenian version (Bostjan Kuzman).

2005-09-04: Added "shuffle" option to OEF choice options.

2005-09-02: Added a new virtual class connection lock level (7) allowing

	    closing access to participants.

2005-09-01: Added random variable hacking test to scoring devel modules.

	    coord (anstype): stdout from clickzone removed from wims_exec_error,

	    and put into the variable $m_clickzone_error. The latter is reachable

	    from within OEF.

2005-08-27: Fixed: wrong log content dispatching when error found in a logfile name.

2005-08-25: bin/account.sh in the distribution was not updated.

	    Locale fixup at startup: added "LANGUAGE" and "LC_ALL".

2005-08-24: Misc. Dutch retranslations (Joke Evers).

2005-08-23: bin/update killed wimslogd (hence hangs the system when under sysmask orphan).

	    Also bin/server-interrupt.

2005-08-19: Fixed typos in virtual class interfaces (Bernadette Perrin-Riou).

2005-08-18: adm/class/gateway: fixed typos in help links.

	    adm/class/gateway: resource sharing between programs (experimental).

	    adm/modtool: module version check now for all publications.

2005-08-16: Publication of local modules under cluster: touches log/newmodules

	    instead of timestamp.

2005-08-07: rlimit-data lifted to 100M: Maxima-5.9 asks a lot.

	    Fixed compatibility issues with Maxima-5.9.

	    chroot package updated.

2005-07-22: Added config variable "busyhours" and "wims_busyhours".

	    Using wims_busyhours to lock local module publication.

2005-07-06: Added python interface.

2005-07-05: OEF: Message changed for "I don't know" choices.

2005-07-01: Added datamodule access to !lookup.

	    Tolerate module prefix in filename submitted to !lookup.

	    sh and perl commands saved in tmp_dir.

2005-06-30: OEF: variable values made available to help.

2005-06-29: bin/account.sh: do not register partial module addresses.

2005-06-27: Added bin/dircptest to test for switches of cp.

	    Replaced all "cp -PpR" and the like by "dircp", using the test.

	    Typos in French version (Eric Reyssat).

2005-06-26: Wimslogd was killing housekeeping children too fast sometimes.

	    Wimslogd update now goes through tmp/log/wimslogd.new.

	    bin/account.sh was generating some spurious accounting files.

2005-06-25: Bug introduced in software interface rewriting:

	    Feeding to software must be done line by line, otherwise write()

	    blocks at a certain size.

	    Software debugging information was not written when not under multiexec.

2005-06-24: Added special method "help" to OEF.

	    More strict file name check in wims_deposit.

2005-06-23: Added a security message in c/pascal/fortran interfaces.

	    https protocol was lost when a session starts with intro page.

	    Added binary file management to Modtool.

2005-06-21: Added ins_filename variable and slib/oef/insfilename.

2005-06-20: Added datamodule image interface for oef.

2005-06-19: Use ch..root to clean sticky temp session directories.

	    Added datamodule structure.

	    modules/data/ allowed in calc_rename().

	    Added slib/text/octavematrix (Bernadette Perrin-Riou).

2005-06-18: Class navigation under gateway fixed (checks are necessary).

	    Software update scheduling moved from at to wimslogd.

	    Added public_html/bin/convert..switch to automatically patch the

	    convert -dispose switch incompatibility problem.

	    /bin/nongnu obsoleted.

2005-06-16: Added fortran77 interface.

2005-06-14: Added pascal interface.

	    Exec error capture limited to MAX_LINELEN/4.

2005-06-13: chroot package: added pascal and fortran compilers. Updated gcc.

2005-06-12: anstype: c,sh,perl uniformized to "code" with language option.

2005-06-09: OEF: choice/reply/condition weight/option accepts variables.

2005-06-07: Improvement of statistics slib (Bernadette Perrin-Riou).

	    Added oef condition option "hide".

2005-06-05: Clickzone: bound now works without coordinates (two colors mode).

	    OEF contents will be visible to robots.

2005-06-03: anstype/matrix.input: inputsize taken into account.

	    Added recognition of wims_noexport (prohibit specific variable exports).

	    Variables ending with a '_' will are no longer exported.

	    Added export restrictions in oef modules.

	    Added anstypes c,sh,perl.

2005-06-01: Vote: editing form should be post.

	    Msg2wims/doc.c/doccheck(): parbuf size increase 1024->8192.

	    Vote: replaced !writefile by !setdef to extend usable size.

---------------------------------------------

Version 3.50 packed.

2005-05-02: Dutch translation updates (Joke Evers).

2005-04-28: Software about locked up when under multiexec.

2005-04-27: anstype mark did not work properly in extended circumstances.

2005-04-25: chroot was putting subsession to tmp_dir name.

2005-04-24: mhelp in subsession generated module_change error.

	    Exam score was not shown for students with no sheet score.

2005-04-20: _tolinux() was applied on wims_deposit.

2005-04-17: Trailing random string was not removed when not multiexec.

2005-04-15: Bernadette Perrin-Riou and Eric Reyssat:

		Misc. language fixes.

		Modified class presentation (French version).

		New version of help documents.

		anstype help French version.

	    exec '$' double can only be done with a switch!

2005-04-13: Gateway structure interface: added academic level.

	    pariplot and pariray: wrap..exec is not necessary.

	    Superclass/gateway existing user importation: typo in reguser.

	    html/oneitem.phtml: added global label (spurious messages were

	    generated by robots).

	    Octave interface line cutter improved (but may still be incorrect).

	    unset environment variables were a bit too early.

2005-04-12: multiexec method rewritten: 10 fold performance improvement.

2005-04-10: c, sh and perl coderun ready, if with sysmask.

2005-03-12: execution output now doubles the '$' sign.

2005-03-09: userlist csv download was impossible within nested class: embedded '/'.

2005-03-04: config.c: module_langugage -> module_language (J.-P. Giacometti)

	    Preparing for running under sysmask.

	    exported wims_ variables are limited to an explicite list.

	    A few httpd environment variables are unset.

2005-03-01: insdraw filebase session directory should be s2 now.

2005-02-16: Exostat did not recognize classes with non-digits in its directories.

2005-02-04: Bug in html/oneitem.phtml: items lost in type 1 link.

	    Fixed: dependence conflict when manually adding sharings

	    in scripts/adm/class/addshare.

2005-02-03: Typo in exam try number presentation.

	    Class list ignored those with letters in their codes.

	    Spurious messages in adm/class/config/neighbors/addshare.

2005-01-27: bad session number in insertion references under examcheck: fixed

	    (J.-P. Giacometti).

2005-01-26: Added cleantmpdir() to alarm2().

2005-01-25: Automatic update limited to subversion i: extend to r.

---------------------------------------------

Version 3.48 packed.

2005-01-23: home/Subclasses.phtml -> home/Subclasses1.phtml

	    (conflict under case-insensitive systems).

2005-01-22: Fabrice Guerimand: a new french example class (1112).

	    Patch Bernadette Perrin-Riou: presentation fixes to French version.

2005-01-20: Nested use of tmplbuf in read_module_file().

	    Patch Joke Evers: language corrections to Dutch adm modules.

2005-01-19: open/close sheet/exam allow for sharing classes.

2005-01-16: ftest and datafile caches were not zeroed when write to a file.

2005-01-15: Patch Bernadette Perrin-Riou: fixes to presentation problems

	    in virtual class managing modules.

2005-01-14: Cached ftest().

	    log/classes/.build-index changed, adding 3 more fields.

	    adm/class/classes: replace repetitive def lookups.

2005-01-12: Added local session directory s2.

	    insertion files and last.html transfered to s2.

	    misc session files merged to var.stat.

	    check_session(): userlast didn't check existence of lastout.

	    Robot/human detection was dysfunctionning.

	    More zombie killing added to wimslogd.

2005-01-10: Missing space in class supervisor names (adm/class/addclass).

	    var_def_file not defined when module INDEX is missing.

	    remove_tree() now ignores partial errors.

2005-01-09: Proposed class list was wrong for type 2 user registration.

	    System update synchronization within cluster: timestamp.

2005-01-08: Last datafile cached.

2005-01-07: Updates of Dutch class managers (Joke Evers).

	    Robot checker modified to take into account compatible.

2005-01-05: local modules were not referenced when it is a link.

2005-01-04: Maintenance page was locked when wims.conf does not exist.

2004-12-27: (Unsuccessful) robot attacks with multi-word module or cmd confuse

	    log files and accounting: cut to the first word.

	    classes login names with embedded "." leaked thru scripts/adm/class/adduser.

2004-12-26: Patch Bernadette Perrin-Riou: language fixes in French version,

	    message files.

	    Added internal variable wims_sesdir.

	    sessions/$wims_session -> $wims_sesdir

2004-12-25: Basic score computation moved to wimslogd.

	    classes under institution no longer have exo/sheet/exam facilities.

2004-12-19: unix socket added to wimslogd.

2004-12-18: !debug made double substitution.

	    adm/class/stopshare was removing non-shared objects.

	    doc was left over in adm/class/stopshare.

	    adm/gateway/delcourse did not delete users in optional courses.

	    adm/class/deluser did not delete user records in optional courses.

2004-12-17: adm/class/userlist: activity transfer for participants

	    (only for institution structure).

	    adm/class/reguser: bug for superclass user registration.

2004-12-16: adm/class/config: some class setups can be sent to subclasses.

	    adm/class/regclass: authentication procedures changed.

2004-12-13: adm/class/makeuserlist regenerated userlist at every call.

	    Recovery of deleted users was broken (independent classes).

2004-12-11: !append passed string end when second parameter was empty.

	    calc_rowof() had no right to use tmplbuf.

	    Newly created classes under a class group is now a subdirectory of the group.

	    Institutional structure is working.

2004-12-10: Label '*' absorbs every !goto now.

	    Variable declarations with name ending by '0' were not taken into account.

2004-12-06: Added cut time for exams.

---------------------------------------------

Version 3.46 packed.

2004-12-03: Suppressed file_too_long message from !defof.

2004-12-01: Log long execution time in access.log.

2004-11-29: Added nested read level check (was crashing when there is infinite loop).

	    One more write to readonly string in set_vars_from_parm().

2004-11-28: New anstype: sigunits (G. Khaznadar).

2004-11-27: wims_myhostname did not give permanent hostname.

	    (Volatile hostname isin httpd_HTTP_HOST.)

	    exam_currscore(): session_prefix used before definition.

2004-11-26: !shuffle result in case of one non-numerical item: should give

	    the item itself instead of a "1".

2004-11-25: Added while loop (!while ... !endwhile).

2004-11-24: bin/mkindex becomes non-interrupting.

	    local module publication chains bin/mkindex (thru wimslogd).

	    Added indication of local and com modules in search results.

2004-11-23: Insertion of devel modules into worksheets: site-configurable policy.

2004-11-21: variable buffer extended to 16*256K.

	    flushoutput() was missing in robot error output.

2004-11-19: write to readonly string in set_vars_from_parm().

	    exec_href(): lbuf copy length too short (robot access case).

	    Modtool now shows oef compilation errors.

2004-11-18: headmenu disappeared within exam check.

	    Insertion of devel modules into worksheets disabled.

	    Exam score counting error corrected.

2004-11-17: user-deposit must be readable by all (files are moved elsewhere).

2004-11-16: Distribution bug: bad modules/classes content distributed.

	    compare(): pointer typo.

2004-11-14: freepar_* variables will not be checked for parentheses.

2004-11-13: !values, !makelist etc. was not correct when list is empty

	    or when step is negative.

2004-11-10: Spurious "expression" message when search keyword contains

	    accents: fixed.

2004-11-08: classes/* become trusted modules (need this to access class dir).

	    Facility for class participants to use createxo was erased.

	    Expiration was not correctly formatted in home page for robots.

2004-11-06: calc_examscore() moves to cutwords().

	    Exams now can define starting primes.

2004-11-04: Octave for chroot: usr/libexec/octave was forgotten.

2004-11-01: Added ftest().

2004-10-31: Sorted var_def. VAR_DEF structure compressed.

	    set_vars_from_parm(): force_setvar() -> setvar().

	    Quadratic nospace() and singlespace() replaced.

	    Added #define MAX_FNAME and mkfname().

2004-10-30: get_var_defs() rewritten.

	    Definitely obsolete never used var.def columns: log, ulim, llim.

	    New var.def format: "reply: ...."

	    However, still no check against repetitive definitions

	    of a same variable.

	    calc_sort() rewritten.

	    Quadratic randperm() replaced.

	    Added int2str() in wimslib.

	    Eliminated uselessly initialized long buffers.

2004-10-29: Class codes no longer need to be an integer.

	    Added cutitems(), cutwords() and cutlines().

	    exec_distribute() changed to use cut.....().

2004-10-28: Added translation tool: bin/new-files.

	    Site manager can now visit several developer accounts.

	    compare() rewritten.

	    calc_append() and substit() optimizations.

2004-10-27: Cached working files.

	    wims.conf: erase backslash before saving from adm/manage. However,

	    backslash at the end of a line will still create buggy situations.

2004-10-26: key routines var_proc() and phtml_put() optimized.

	    Slight modification of WORKING_FILE structure.

	    output() refinement.

2004-10-25: mailurl algorithm moved to scripts/mailurl.proc.

	    Reduce MAX_FOR_LEVEL to 12. Should be largely enough.

	    Rewrite open_working_file(), reducing the number of strchr().

2004-10-24: Various code cleaning of the main program.

	    Acceleration in save_session_vars(), and increase oef var limits.

	    module_error() variables switched from setenv() to setvar().

	    !readmotd and !writemotd removed. (undocumented commands.)

	    These were used in home module and adm/class/motd.

	    Replaced by !fileread, !filewrite and !read.

	    Therefore now motd files are fully phtml ones.

2004-10-23: Start replacing tags by lower case.

	    added readfile(). Rewriting several functions using it.

	    Change !mailurl encryption method.

	    wims_myip removed (waste of time).

2004-10-22: wims_trustfile was not working correctly.

	    insdraw_filebase was blocked for class documents.

	    Security check against links "sessions" "classes" or "doc" in

	    adm modules is longuer needed: removed.

2004-10-21: introduced mystrncpy(): replace snprintf() and strncpy().

	    Quadratic strcpy() replaced in _tolinux().

	    Quadratic find replaced in exec_distribute().

	    Quadratic algorithm replaced in _blockof().

	    wims_prefix removed from internal_name table.

2004-10-20: Automatic module update not working when delay >= 7 days: fixed.

	    Quadratic strcpy() replaced in open_working_file().

2004-10-19: Bad variable name (parm) in html/themes.phtml.

	    Software about disapeared in about page: turn off multiexec in about.phtml.

2004-10-18: adm/manage: added restore.

	    Backup file number reduced.

	    File management in online maintenance becomes operational.

2004-10-17: added !mailurl (counter-spam crypted email interface).

2004-10-10: Large file download: was cut off by alarm limit, 

	    now available for 100kb/s or more.

2004-10-09: "all" allowed in host checking.

2004-10-08: Broken sheet file blocked supervisor home page: fixed.

	    adm/class/userlist, userprop: user variables disappeared.

2004-10-04: instexst(): file mtime tag disappeared since 3.42.

2004-10-02: Added other/bin/passcrypt

2004-10-01: Allow edition of help/ in modtool.

	    adm/class/config.??/help/config.phtml was bounding readonly variable.

2004-09-30: adm/class/regclass.it was dysfunctionning.

	    motd did not appear in the first participant page.

	    adm/class/classes was putting logs in module directory when

	    visited by site manager.

---------------------------------------------

Version 3.44 packed.

2004-09-30: adm/modtool was silently cutting file lengths.

2004-09-27: wims_myhostname and wims_myip made available to home module.

2004-09-24: Votes added to class sharing list (non-verified).

2004-09-23: Debugging line not erased in modules/adm/userlist.en/var.proc.

	    Class logo whas not changed for user pages.

	    Remnant !debug erased in modules/adm/forum/mboard.

	    adm/class/config.nl was sending broken emails (space after \ ).

2004-09-21: class oef disappeared except for French version.

2004-09-20: exec.type limited to 256 (is it enough?).

---------------------------------------------

Version 3.42 packed.

2004-09-19: scripts/adm/class/mkuserlist crashed when login starts with '-'.

	    adm/new.?? system changelog now points to src/Changelog.

2004-09-16: Class forum and userlist csv download missing data under superclasses.

	    Added \doc{} to documents (help not updated).

2004-09-14: Allowing negative scores (to be used only in special modules).

2004-09-13: Printable versions now give no reply to students.

2004-09-07: A better management/messages for non-installed softwares.

	    added !perl for trusted modules (non-documented).

	    class exercise restore/import bugs fixed.

2004-09-03: chroot execution of sensitive programs.

2004-08-31: fixed votedir error in adm/vote.??.

2004-08-29: Slight modification in the algorithm of bin/mkpopular: use sqrt.

2004-08-25: Removed last symbolic links to classes and sessions in modules/.

2004-08-20: OEF terminology: session->series, séance->série.

	    Score quality now uses a geometric series, the more recent being

	    more significant.

2004-08-16: added scripts/adm/class/authprep.

2004-08-10: last.html disabled for test sessions.

2004-08-09: untrust propagation after !record...: corrected.

2004-08-02: Internal names: wims_priv_*.

2004-07-31: Eliminate symlinks: rest of adm modules.

2004-07-30: Eliminate symlinks: home, amd/createxo, adm/vote, adm/manage,

	    adm/raw, adm/browse, adm/class/addmodule, adm/class/classes,

	    adm/class/stat, adm/class/reclass, adm/class/reguser,

	    adm/class/passwd, adm/class/grades, adm/class/exolog,

	    adm/class/exam, adm/class/sheet, adm/class/userlist.

2004-07-29: added internal function find_module_file().

	    Eliminate symlinks: adm/modtool.

	    Record files in mutual directories now work.

2004-07-06: Table appearance: createxo helps.

2004-07-03: var.c: setting empty variable was giving NULL.

	    added 2 embeddable js calculators copied from javascriptsource.com.

2004-07-02: Name change: WWW Interactive Multipurpose Server.

	    Modtool: Remake def when src erased.

	    Non-initialized information in post_log().

2004-07-01: Appearance theme management: see public_html/themes/.README.

2004-06-29: Table appearance: forum/forum, stat/stat, class/stat,

	    class/config, class/userlist, doc.

	    spurious error in adm/createxo oef registration corrected.

	    Exercise importation bug in classes (def directory not created).

2004-06-28: C lvalue casting corrected (6 locations for qsort subroutines).

	    Table appearence uniformization: manage,modtool,classes,new.

	    Automatically incrementing variable: wims_incremental

	    Class importation of exercises: import images too.

	    Globally replaced "&>/dev/null" by ">/dev/null" in scripts.

---------------------------------------------

Version 3.40 packed.

2004-06-26: Added wims_sesrandom (64 session-static random numbers).

	    Parameter space overflow in bin/mkindex: switch to translator file input.

2004-06-24: A more correct POST timeout check.

2004-06-23: strip_enclosing_par() did not check unmatching: sigsegv.

2004-06-22: '~' in devel module names was disliked by image programs.

2004-06-21: added anstype/numexp (Fabrice Guerimand).

2004-06-20: misc documents closed to robots.

	    Rafale check disabled for exams.

	    added module adm/new.

	    option and weight fields of oef replies now operational.

	    Random generator switched to Mersenne Twister by

	    Takuji Nishimura and Makoto Matsumoto (Lib/mt19937ar.c).

2004-06-15: added !embraced.

2004-06-13: wimslogd reads and executes log/wimslogd.exec

	    !module now returns empty if module does not exist (instead of current module).

2004-06-12: Automatic module updating.

2004-06-09: Individualized sheet opening was not working under superclass:

	    wrong user file in _subword().

2004-06-08: Document modules under Modtool, with document manager.

2004-06-07: New config parameter: aliased_getfile.

	    Enhanced Modtool with publication manager.

2004-06-06: version added to module index.

2004-06-05: added other/bin/src2def.

	    oef, deductio and document modules: suppression of symlinks and executables.

	    update-version upgrades to 337.

2004-06-02: Search by author name activated.

	    Added config parameter wims_showauthor.

2004-05-31: Trusted modules can access wims_home.

2004-05-29: Improvements of robot pages.

	    chemeq, units-filter and wimsd non-blocking compilation failure.

	    chemeq and units-filter added to support software checklist.

2004-05-26: Antidated modules are now blocked.

	    Keywords from popular search engines retaken by WIMS home page.

2004-05-22: General reference page using wikipedia.

2004-05-21: translator now accepts very long sources.

2004-05-13: download/wimsget was broken.

2004-05-09: Added sheet data into exam log.

2004-05-08: Voter listing was not correct under superclass.

2004-05-04: Set-styled replies with embedded ';' are rejected.

2004-05-01: getfile did not search for directory in parent session.

2004-04-24: Dynamic condition list in oef.

2004-04-16: Vertical stacking in clickfill and dragfill.

2004-04-14: Portability extensions by Karim Belabas.

---------------------------------------------

Version 3.36 packed.

2004-02-17: Bug fix: class images do not appear in exams.

2004-02-13: Multiple bug fixes in superclass structure.

2004-01-18: Added virtual class hierarchy.

2004-01-14: msg2wims moved to WIMS_HOME/bin.

2004-01-12: Configurable computational precisions in OEF modules.

2004-01-08: Document modules with manager in scripts/docu.

2004-01-05: Direct importation of public sheets into classes.

2004-01-03: Access policy configuration extended to virtual classes.

2004-01-02: Site resource access policy configuration.

2003-12-17: User error kicked participants out of the class.

2003-12-16: Sheet printable version was not working for class exercises.

2003-12-07: Rafale locks account for 10 minutes against relogin.

	    Rafale in class partly counted as new.

	    Mixture with suspended activities also disables score in classes.

	    Scores immediately following a large series of rafale are ignored.

2003-12-06: Classes allowing output of resources to all (manual declaration only).

2003-12-05: Expired sheets with 0 weight no longer shown in participant score list.

2003-11-27: modind bug fixed: modules not in site language list now ignored.

2003-11-26: Site configuration: eliminate language repetitions.

2003-11-24: Software non-installed message was not available due to a bug.

2003-11-23: config variable: default_texposition.

	    user tex size is now absolute.

	    \oefenv was not available within createxo.

2003-11-22: texgif: tfm files were copied to current working directory.

---------------------------------------------

Version 3.34 packed.

2003-11-18: Bug fix: add participants using csv.

2003-11-16: New reply type: range.

	    OEF: kill score genration in debug mode.

	    Close participant exam sessions by supervisor.

2003-11-15: Deactivation of a sheet.

	    Allow supervisors to test exams under preparation.

2003-11-14: Added to oef: \oefenv, debug mode.

	    incomplete addressing in documents and OEF draw: fixed.

2003-11-13: Drag & drop window resizing bug fixed.

2003-11-09: added !makelist.

2003-11-08: Some bug fixes in printable version of sheets (datafile bug remains).

2003-11-01: affine transformation added to flydraw.

2003-10-31: wims_exec_error becomes cumulative.

	    wims_exec_error reported in Createxo.

	    motd (message of the day) files moved to log.

2003-10-28: New version of OEF and deduc avoiding the use of symlinks.

2003-10-27: .wimspass moved to log directory.

	    oldclasses moved to backup.

2003-10-26: added OEF \special method: imagefill.

2003-10-25: idle-time split to 3.

	    writable directories moved to w.

2003-10-24: algexp, litexp and formal accept multiple good replies (separator=,)

	    oef2wims added error messages.

	    file mode in Createxo.

	    The main program is now staticly linked (exec performance).

2003-10-23: Some cleanup of directory settings:

	    wims.conf moved to log directory.

	    forums moved to log/forums.

	    instex and mathfonts/texgif moved to w (relocatable directory).

2003-10-20: added exolog: exercise registration for virtual classes.

2003-10-16: backup and accounting moved to wimslogd.

	    TeX floating level added to useropts and preference page.

2003-10-15: OEF: added \special{}.

2003-10-13: adm/class/regclass was setting wrong class version (3 instead of 4)

2003-10-12: Dutch version (Joke Evers).

	    Supervisor can select existing class exercises in Createxo.

	    OEF: TeX images accepted in type=radio and type=checkbox.

	    !date reopened for general modules, with stricter security restrictions.

2003-10-11: !for x=1..5

2003-10-05: log files now use wimslogd to dispatch.

2003-10-04: Many temporary files moved to tmp/sessions.

	    added wimslogd (autorun log daemon).

---------------------------------------------

Version 3.32 packed.

2003-09-28: !date is now for trusted modules only.

		(others can use $wims_now and $wims_nowseconds)

	    !sql dereferenced.

	    Online management: mkindex now sent to at (had rlimit_cpu overflow).

2003-09-27: Online update, backup and crontab managements.

2003-09-22: Misc. bug fixes in virtual class management.

	    2D array addressing. Availability in OEF and doc.

2003-09-21: clickfill and dragfill: fields of multiple length.

	    Array addressing: $(var_name[item_numbers])

2003-09-20: different DynAPI replies can now coexist.

2003-09-18: Bounding bug in !randint (when only one bound is given).

2003-09-16: _tolinux() becomes more agressive.

	    setvar() always calls _tolinux().

	    bin/mkindex command line overflow in OEF sorting: fixed.

2003-09-15: Class load accounting in site management page.

	    Internal variable: wims_now, wims_nowseconds.

2003-09-14: OEF draw within parameters: redrawn (up to 16) when cmd=resume (saved exercises).

2003-09-13: new OEF answer type: dragfill.

	    Spurious password check bug in adm/userlist.

2003-09-11: added ccsum (user and class connection time accounting)

2003-09-10: new OEF answer type: clickfill.

2003-09-08: new OEF answer type: coord.

2003-09-06: added !rows2lines (non-documented).

	    rows2lines() now ignores semicolons enclosed in parentheses.

2003-09-05: DynAPI 3.0.0.

2003-09-03: added clickzone (for use in reply type `coord').

2003-09-02: flydraw uses `convert' to read images of other formats.

2003-08-28: added interface to DynAPI.

	    OEF answer types based on DynAPI: correspond, reorder and compose.

2003-07-19: draw() added to OEF and doc parameter primitives.

	    Image clock available in OEF.

2003-07-18: added !rename (name hiding for multimedia files in exercises).

2003-07-13: Server update and backup management in adm/manager.

2003-07-09: !pedia method moved to script (pedia.phtml), using wikipedia.

2003-07-08: Personal passwords now use crypted storage.

2003-07-06: Class oef structure reorganized (modules/classes/$wims_class removed).

---------------------------------------------

Version 3.30 packed.

2003-06-30: Expert menu in OEF manager (F. Guerimand).

2003-06-28: User-friendlyness improvements in exam page.

2003-06-24: Exam detail log and check.

2003-06-23: write_logs() and save_session_vars() interchange order.

2003-06-19: Forums: supervisor now can read erased messages.

2003-06-18: added cmd type `next'. Existing modules modified.

2003-06-14: added !sum, !product, !recursion.

	    !values can do recursive computations with variable `last'.

2003-06-13: added log2() (kernel and interfaces).

2003-05-29: added !reaccent.

	    added list of new OEF.

2003-05-27: added oncechar (special-purpose program).

2003-05-25: numerical integration in slib/integrate switches to very slow but

	    much more secure method (with pari).

2003-05-25: Wording: score average -> score quality.

2003-05-24: Using image.src for imgcomp reply type: doesn't work for Netscape 4.

	    (And isn't really conform to javascript specs.)

	    OEF printable version: variable grouping bug fixed (new line in values).

	    Printable version of user help.

	    Integral version of Createxo help.

2003-05-23: A few predefined variables for documents in classes.

2003-05-22: Documents: gnu means Free Documentation License.

2003-05-19: Update of Chinese adm modules (Z. Chen).

2003-05-18: Show exercise source list in documents.

2003-05-17: Printable version of documents.

2003-05-15: Styled fills in flydraw (hatching etc).

2003-05-10: added wimsd.

2003-05-08: Main word dictionary renewed (en/fr).

2003-04-29: Installation scripts adjusted for RedHat 9.

2003-04-24: added class_option.

2003-04-22: added anstypes imgcomp and textcomp.

2003-04-17: Integration in OEF and Doc now calls slib.

2003-04-14: Spurious solutions in solve() when root is exactly a cut point.

2003-04-13: added !lookup.

2003-04-07: confparm (1-4) added to OEF manager.

2003-04-03: Robot referencing scheme created recursive fake directories.

2003-04-01: Robot visibility of documents.

---------------------------------------------

Version 3.28 packed.

2003-03-25: Createxo open to class participants.

2003-03-23: Link between vote and access control.

	    User property changes: !setdef instead of !writefile.

2003-03-22: Vote system for virtual classes.

2003-03-21: A series of French documents submitted by B. Perrin-Riou et al.

2003-03-18: hint disallowed during exam.

	    cookie disorder in exams when cookies are activated in classlock.

2003-03-15: !values added ... for v in v1,v2,v3,...

	    `!random a,b repeat n' and `!randint a,b repeat n'.

2003-03-14: erf() and erfc() added to evalue().

2003-03-13: numerical integration in OEF/DOC now uses romberg() in MAXIMA.

2003-03-12: User asking for unavailable language provokes internal error.

	    !rawmath was adding spurious () after function names.