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Initial revision

    1: 
    2: 
    3: 
    4: 
    5: 
    6: 
    7: --
    8: changes from 4.6.3 to 5.0.0
    9: 
   10: units 
   11: 
   12: Use stacks of data structure to implement 
   13: /WHILE /ENDW loops
   14: /IF /ELSE /ENDIF
   15: 
   16: use EoL token to replace '\n', '\r''\n', and '\r'. 
   17: 
   18: 
   19: 
   20: FILE FORMAT
   21:  setX.db header will look like 
   22:  9999999, 
   23:  1222111111111111111111111
   24:  1111111111111111111111
   25:  abc,y,xy,x
   26:  abcde,...
   27: 
   28: 
   29: 
   30: 
   31: prints a percentage sign in the term summary.
   32: 
   33: Added a rule to the <S_VARIABLE> state in the lexer so \\{Space}*\n
   34: can occur inside a /DIS command
   35: 
   36: Fixed the rule matching in the <S_STRING> state so that \\{Space}+\n 
   37: will actually get matched, (Before the string text matching rule was
   38: getting matched) (Performance detraction)
   39: 
   40: capalogin, and capaweb things ignore the generation of SIGFPE, this is
   41: because capa_check_answer was generating strange Floating point
   42: underflow errors
   43: 
   44: added possible option capaweb_cgibin_path, specify what directory the 
   45: capasbin and capahtml are located in, if not specified defaults to
   46: "capa-bin"
   47: 
   48: Fixed bug in inhibiting the display of the Summary Score in capalogin
   49: (was instead displaying what the option's value was)
   50: 
   51: Now accepts numbers of the form .{Number}+[Ee]{+,-}*{Number}+
   52: (things like .3e-2)
   53: 
   54: Changed message to read "Hand-graded Correct"
   55: 
   56: was not initializing all the values to the defaults in the first
   57: problem in a set in capaCommon.c (capa_parse)
   58: 
   59: capa_set_entry was returning an error if setting the last entry in the
   60: file
   61: 
   62: Now emits a WARNING in all cases of a numerical answer with zero
   63: tolerance except when it is an integer answer and the tolerance of
   64: zero is specified.
   65: 
   66: error messages now contain a WARNING or ERROR whether the error can be
   67: ignored (WARNING) or shouldn't be (ERROR)
   68: 
   69: qzparse now correctly genereates answer strings when running with -Tb
   70: and -Stu
   71: 
   72: --
   73: changes from 4.6.2 to 4.6.3
   74: 
   75: Issac made vast changes, the WhatsNew document will give a good
   76: indication of what is different.
   77: 
   78: --
   79: changes from 4.6.1 to 4.6.2
   80: 
   81: capalogin gets a maximum inactivity time from capa.config file, option
   82: is capalogin_inactivity_delay specified in minutes , default is 60 minutes
   83: 
   84: capalogin gets exam_path and quiz_path from capa.config file, option
   85: is exam_path, quiz_path
   86: 
   87: capalogin now gets delay time from capa.config, option is
   88: capalogin_goodbye_delay, defaults to five if the option is not
   89: specified or capa.config can't be read.
   90: 
   91: allcapaid understands starting set option, specifiying calss directory
   92: on command line, doesn't create files but prints info to screen with
   93: -i option, and can have an output directory specified with the -d
   94: option
   95: 
   96: allcapaid creates a capaID directory and sectionX.id files
   97: 
   98: allpin.c move to allcapaid.c
   99: 
  100: capaCgiUtils.c modified to have friendlier messages on problems that
  101: have not yet been correctly answered, now says "Not correct yet", and
  102: no longer says Incorrect on problems that are incorrect with no more
  103: tries.
  104: 
  105: capa.config was modified, comments must be on their own lines and must
  106: have a # in the first column
  107: 
  108: capa_get_header forgot to init nq before using it.
  109: 
  110: qzparse was incorrectly handling the TeXfooter with the new directory
  111: specification code.
  112: 
  113: changed the exit button so that at least netscape 3.0 and 4.0 browsers 
  114: actually close the window.
  115: 
  116: changed all 'method="link"' to 'method="get"'
  117: 
  118: commented out alot of error condition printfs in capaCommon.c where
  119: the errcondition was signified already by a returned error
  120: code. Cleans up some of the web output when silly things are entered.
  121: 
  122: if VSET is an empty string, set g_vset to 1. (sscanf would assign 0 by
  123: default.)
  124:  
  125: Added Reload Button to top of the capa pages, it resends the same data
  126: as the "Try current set" or View Previous set button did.
  127: 
  128: Explanations are now printed on the web when viewing previous sets.
  129: 
  130: --
  131: changes from 4.6 to 4.6.1 (capasbin, capahtml distributed to colorado)
  132: 
  133: added result code of UNIT_NOTNEEDED for when student specifies a unit
  134: but the answer to a question does not need units. Modified capalogin.c
  135: and capaCgiUtils.c to make use of this new situation along with
  136: changing capaCommon.c:capa_check_answer to return this result
  137: 
  138: fixed a problem where if a student put a space at the end of his answer  
  139: that included units, the space would be thought of as a multiply sign.
  140: 
  141: capa_get_student forgot to copy the student number into the returned
  142: student structure
  143: 
  144: changed the logging of submissions to now only log non blank answers
  145: from students and to use a smaller date string, hopefully this will
  146: minimize the amount of data created.
  147: 
  148: changed the login screen help link to look a button, and added a
  149: similar button go right beside the Exit button on assignment pages.
  150: 
  151: gave qzparse the -d option to specify a different directory for the
  152: output files.
  153: 
  154: changed the "Incorrect, no more tries" messages to correctly display
  155: the last answer and imbedded the last answer back into the web page.
  156: 
  157: created w_log_submissions and modified w_get_input to log the
  158: submissions received from the web page
  159: 
  160: in capaHTML.c error code is printed out when an error is returned from 
  161: w_get_input.
  162: 
  163: modified print_quizz to check w_log_attempt's return value and emit an
  164: error message if it was incabable of doing so.
  165: 
  166: changed w_log_attempt to no longer need a section number argument
  167: 
  168: added more info to the error message about not able to access class
  169: directory.
  170: 
  171: modified capaCgiUtils.h to check the result from getenv for a NULL pointer
  172: (In case the env variable is not set) in all uses of getenv
  173: 
  174: when printing out answers to questions when in VIEW_PREVIOUS_MODE the
  175: format string was missing a %s to print the units out and a <br> to
  176: keep the next problem from starting on the same line.
  177: 
  178: changed all occurances of &times to &#215 as per HTML 4.0 specs
  179: (Macintoshes now correctly display multiplication sign.)
  180: 
  181: changed all occurances of /class.html to /CAPA/class.html
  182: 
  183: modified the qzparse.c and allpin.c to use the new versioning method
  184: 
  185: capasbin and capahtml now emit a comment that has the CAPA_VER and
  186: COMPILE_DATE info
  187: 
  188: in capaCgiUtils.c I moved the hidden input fields to be listed infront
  189: of the questions, this way early button mashers don't forget to send
  190: this info back to the server
  191: 
  192: using the define CAPA_VER and COMIPLE_DATE for the version number and
  193: date of compiling of the code, set in the Makefile
  194: 
  195: --
  196: changes from 4.5 to 4.6
  197: 
  198: changed u_parse_unit to be a series of nested elseifs to handle
  199: conditions where invalid characters appear in the unit spec
  200: 
  201: added global variable gUnitError to be set to one if an error occurs
  202: while parsing a unit spec.
  203: 
  204: 
  205: --
  206: Old updates:
  207: 
  208: 
  209: After July distribution:
  210: 
  211: FIXES: char *c_getpath() has the while loop that looked like:
  212: 
  213:  **** while (isalnum(c) || c == '{' || c == '}' || c == '-' || c == '\' ||
  214:              c == '^'   || c == '_' || c == '/' || c == '.' || c == ':' ||
  215:              c == '+'   || c == '*' || c == '#' || c == '!' || c == '=' || 
  216:              c == ';'   || c == '$' || c == '(' || c == ')' || c == '[' ||
  217:              c == ']'   || c == '?' || c == '>' || c == '<' || c == ',');
  218: 
  219: Update to manual:
  220: 
  221: 1. web_access.log permission should read:
  222:    -rw-rw-r-- instead of -rw-r--r--
  223: 
  224: 2. weight = 0