excercises: uporzadkuj, luki, zastap

[redakcja.git] / redakcja / static / edumed / js / edumed.coffee

diff --git a/redakcja/static/edumed/js/edumed.coffee b/redakcja/static/edumed/js/edumed.coffee
index 0afdae3..cccc90a 100644 (file)
--- a/redakcja/static/edumed/js/edumed.coffee
+++ b/redakcja/static/edumed/js/edumed.coffee
@@ -15,7 +15,6 @@ class EduModule extends Binding
         $(".teacher", @element).addClass "show"
       else
         $(".teacher", @element).removeClass "show"
-        
 
 
 class Excercise extends Binding
@@ -27,10 +26,11 @@ class Excercise extends Binding
     $('.solutions', @element).click =>
       @show_solutions()
 
-      
-class Wybor extends Excercise
-  constructor: (element) ->
-    super element
+  piece_correct: (qpiece) ->
+    $(qpiece).removeClass('incorrect').addClass('correct')
+
+  piece_incorrect: (qpiece) ->
+    $(qpiece).removeClass('correct').addClass('incorrect')
 
   check: ->
     scores = []
@@ -42,16 +42,29 @@ class Wybor extends Excercise
       score[0] += s[0]
       score[1] += s[1]
     @show_score(score)
-    
+
+  get_value_list: (elem, data_key) ->
+    $(elem).data(data_key).split(',').map($.trim).map((x) -> parseInt(x))
+
+
+  show_score: (score) ->
+    $(".message", @element).text("Wynik: #{score[0]} / #{score[1]}")
+
+
+class Wybor extends Excercise
+  constructor: (element) ->
+    super element
+
+
   check_question: (question) ->
     all = 0
     good = 0
-    solution = $(question).attr('data-solution').split(',').map($.trim).map((x)->parseInt(x))
+    solution = @get_value_list(question, 'solution')
     $(".question-piece", question).each (i, qpiece) =>
       piece_no = parseInt $(qpiece).attr 'data-no'
       should_be_checked = solution.indexOf(piece_no) >= 0
       is_checked = $("input", qpiece).is(":checked")
-      
+
       if should_be_checked
         all += 1
 
@@ -63,28 +76,130 @@ class Wybor extends Excercise
           @piece_incorrect qpiece
       else
         $(qpiece).removeClass("correct,incorrect")
-        
+
     return [good, all]
-         
-  piece_correct: (qpiece) ->
-    $(qpiece).removeClass('incorrect').addClass('correct')
 
-  piece_incorrect: (qpiece) ->
-    $(qpiece).removeClass('correct').addClass('incorrect')
-    
   show_solutions: ->
-    
 
-  show_score: (score) ->
-    $(".message", @element).text("Wynik: #{score[0]} / #{score[1]}")
-    
+
+class Uporzadkuj extends Excercise
+  constructor: (element) ->
+    super element
+    $('ol, ul', @element).sortable({ items: "> li" })
+
+  check_question: (question) ->
+    positions = @get_value_list(question, 'original')
+    sorted = positions.sort()
+    pkts = $('.question-piece', question)
+
+    correct = 0
+    all = 0
+
+    for pkt in [0...pkts.length]
+      all +=1
+      if pkts.eq(pkt).data('pos') == sorted[pkt]
+        correct += 1
+        @piece_correct pkts.eq(pkt)
+      else
+        @piece_incorrect pkts.eq(pkt)
+    return [correct, all]
+
+
+class Luki extends Excercise
+  constructor: (element) ->
+    super element
+
+  check: ->
+    all = 0
+    correct = 0
+    $(".question-piece", @element).each (i, qpiece) =>
+      if $(qpiece).data('solution') == $(qpiece).val()
+        @piece_correct qpiece
+        correct += 1
+      else
+        @piece_incorrect qpiece
+      all += 1
+
+    @show_score [correct, all]
+
+
+class Zastap extends Excercise
+  constructor: (element) ->
+    super element
+    $(".paragraph", @element).each (i, par) =>
+      @wrap_words $(par), $('<span class="zastap question-piece"/>')
+      spans = $("> span", par).attr("contenteditable", "true")
+      spans.click (ev) =>
+        spans.filter(':not(:empty)').removeClass('editing')
+        $(ev.target).addClass('editing')
+
+
+  check: ->
+    all = 0
+    correct = 0
+    $(".question-piece", @element).each (i, qpiece) =>
+      txt = $(qpiece).data('original')
+      should_be_changed = false
+      if not txt?
+        txt = $(qpiece).data('solution')
+        should_be_changed = true
+      if not txt?
+        return
+
+      if should_be_changed
+        all += 1
+
+      if txt != $(qpiece).text()
+        @piece_incorrect qpiece
+      else
+        if should_be_changed
+          @piece_correct qpiece
+          correct += 1
+
+    @show_score [correct, all]
+
+  wrap_words: (element, wrapper) ->
+    # This function wraps each word of element in wrapper, but does not descend into child-tags of element.
+    # It doesn't wrap things between words (defined by ignore RE below). Warning - ignore must begin with ^
+    ignore = /^[ \t.,:;()]+/
+
+    insertWrapped = (txt, elem) ->
+      nw = wrapper.clone()
+      $(document.createTextNode(txt))
+        .wrap(nw).parent().attr("data-original", txt).insertBefore(elem)
+
+    for j in [element.get(0).childNodes.length-1..0]
+      chld = element.get(0).childNodes[j]
+      if chld.nodeType == document.TEXT_NODE
+        len = chld.textContent.length
+        wordb = 0
+        i = 0
+        while i < len
+          space = ignore.exec(chld.textContent.substr(i))
+          if space?
+            if wordb < i
+              insertWrapped(chld.textContent.substr(wordb, i-wordb), chld)
+
+            $(document.createTextNode(space[0])).insertBefore(chld)
+            i += space[0].length
+            wordb = i
+          else
+            i = i + 1
+        if wordb < len - 1
+          insertWrapped(chld.textContent.substr(wordb, len - 1 - wordb), chld)
+        $(chld).remove()
+
 
 
 ##########
 
 excercise = (ele) ->
   es =
-    'wybor': Wybor
+    wybor: Wybor
+    uporzadkuj: Uporzadkuj
+    luki: Luki
+    zastap: Zastap
+
 
   cls = es[$(ele).attr('data-type')]
   new cls(ele)
@@ -98,6 +213,6 @@ window.edumed =
 
 $(document).ready () ->
   new EduModule($("#book-text"))
-  
+
   $(".excercise").each (i, el) ->
     excercise(this)
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