[gen] More work on Ref.link='popup'.

fields/ref.py

@@ -15,7 +15,7 @@
 # Appy. If not, see <http://www.gnu.org/licenses/>.
 
 # ------------------------------------------------------------------------------
-import sys, re
+import sys, re, os.path
 from appy import Object
 from appy.fields import Field
 from appy.fields.search import Search
@@ -433,33 +433,48 @@ class Ref(Field):
      </x>''')
 
     pxCell = pxView
-    pxEdit = Px('''<x if="(field.link) and (field.link != 'list')">
+
-     <select if="field.link != 'popup'"
+    # Edit widget, for Refs with link='popup'.
-             var2="objects=field.getPossibleValues(zobj);
+    pxEditPopup = Px('''
-                   uids=[o.id for o in field.getValue(zobj, appy=False)]"
+     <x var="objects=field.getPopupObjects(obj, req, requestValue)">
-             name=":name" id=":name" size=":isMultiple and field.height or ''"
+      <!-- The select field allowing to store the selected objects -->
-             onchange=":field.getOnChange(zobj, layoutType)"
+      <select if="objects" name=":name" id=":name" multiple=":isMultiple"
-             multiple=":isMultiple">
+              size=":isMultiple and field.height or ''">
-      <option value="" if="not isMultiple">:_('choose_a_value')</option>
+       <option for="tied in objects" value=":tied.uid" selected="selected"
-      <option for="tied in objects"
+               var2="title=field.getReferenceLabel(tied, unlimited=True)"
-              var2="uid=tied.uid;
+               title=":title">:ztool.truncateValue(title, field.width)</option>
-                    title=field.getReferenceLabel(tied, unlimited=True)"
+      </select>
-              selected=":inRequest and (uid in requestValue) or \
+      <div if="not objects">-</div>
-                                       (uid in uids)" value=":uid"
+      <!-- The button for opening the popup -->
-              title=":title">:ztool.truncateValue(title, field.width)</option>
+      <a target="appyIFrame"
-     </select>
+         var="tiedClassName=ztool.getPortalType(field.klass);
-     <!-- A button for opening the popup if field.link is "popup". -->
-     <a if="field.link == 'popup'" target="appyIFrame"
-        var2="tiedClassName=ztool.getPortalType(field.klass);
               className=ztool.getPortalType(obj.klass)"
-        href=":'%s/query?className=%s&amp;search=%s:%s&amp;popup=1' % \
+         href=":'%s/query?className=%s&amp;search=%s:%s&amp;popup=1' % \
-               (ztool.absolute_url(), tiedClassName, className, field.name)">
+                (ztool.absolute_url(), tiedClassName, obj.uid, field.name)">
-      <input type="button" class="buttonSmall button"
+       <input type="button" class="buttonSmall button"
-             var="label=_('search_button')" value=":label"
+              var="label=_('search_button')" value=":label"
-             style=":'%s; %s' % (url('search', bg=True), \
+              style=":'%s; %s' % (url('search', bg=True), \
-                                 ztool.getButtonWidth(label))"
+                                  ztool.getButtonWidth(label))"
-             onclick="openPopup('iframePopup')"/>
+              onclick="openPopup('iframePopup')"/></a>
-     </a></x>''')
+     </x>''')
+
+    pxEdit = Px('''
+     <x if="(field.link) and (field.link != 'list')">
+      <select if="field.link != 'popup'"
+              var2="objects=field.getPossibleValues(zobj);
+                    uids=[o.id for o in field.getValue(zobj, appy=False)]"
+              name=":name" id=":name" size=":isMultiple and field.height or ''"
+              onchange=":field.getOnChange(zobj, layoutType)"
+              multiple=":isMultiple">
+       <option value="" if="not isMultiple">:_('choose_a_value')</option>
+       <option for="tied in objects"
+               var2="uid=tied.uid;
+                     title=field.getReferenceLabel(tied, unlimited=True)"
+               selected=":inRequest and (uid in requestValue) or \
+                                        (uid in uids)" value=":uid"
+               title=":title">:ztool.truncateValue(title, field.width)</option>
+      </select>
+      <x if="field.link == 'popup'">:field.pxEditPopup</x></x>''')
 
     pxSearch = Px('''
      <!-- The "and" / "or" radio buttons -->
@@ -1243,6 +1258,42 @@ class Ref(Field):
         if (layoutType == 'view') and (self.render == 'menus'): return 'list'
         return self.render
 
+    def getPopupObjects(self, obj, rq, requestValue):
+        '''Gets the list of objects that were selected in the popup (for Ref
+           fields with link="popup").'''
+        if requestValue:
+            # We are validating the form. Return the request value instead of
+            # the popup value.
+            tool = obj.tool
+            if isinstance(requestValue, basestring):
+                return [tool.getObject(requestValue)]
+            else:
+                return [tool.getObject(rv) for rv in requestValue]
+        res = []
+        # No object can be selected if the popup has not been opened yet.
+        if 'semantics' not in rq:
+            # In this case, display already linked objects if any.
+            if not obj.isEmpty(self.name): return getattr(obj, self.name)
+            return res
+        uids = rq['selected'].split(',')
+        tool = obj.tool
+        if rq['semantics'] == 'checked':
+            # Simply get the selected objects from their uid.
+            return [tool.getObject(uid) for uid in uids]
+        else:
+            # Replay the search in self.select to get the list of uids that were
+            # shown in the popup.
+            className = tool.o.getPortalType(self.klass)
+            brains = obj.o.executeQuery(className, search=self.select,
+                maxResults='NO_LIMIT', brainsOnly=True,
+                sortBy=rq.get('sortKey'), sortOrder=rq.get('sortOrder'),
+                filterKey=rq.get('filterKey'),filterValue=rq.get('filterValue'))
+            queryUids = [os.path.basename(b.getPath()) for b in brains]
+            for uid in queryUids:
+                if uid not in uids:
+                    res.append(tool.getObject(uid))
+        return res
+
     def onUiRequest(self, obj, rq):
         '''This method is called when an action tied to this Ref field is
            triggered from the user interface (link, unlink, link_many,
@@ -1261,8 +1312,7 @@ class Ref(Field):
             # operation.
             obj.mayEdit(self.writePermission, raiseError=True)
             # Get the (un-)checked objects from the request.
-            uids = rq['targetUid'].strip(',') or ()
+            uids = rq['targetUid'].split(',')
-            if uids: uids = uids.split(',')
             unchecked = rq['semantics'] == 'unchecked'
             if action == 'link_many':
                 # Get possible values (objects)

gen/mixins/ToolMixin.py

@@ -356,7 +356,7 @@ class ToolMixin(BaseMixin):
         brains = self.getPath("/catalog")(**params)
         if brainsOnly:
             # Return brains only.
-            if not maxResults: return brains
+            if not maxResults or (maxResults == 'NO_LIMIT'): return brains
             else: return brains[:maxResults]
         if not maxResults:
             if refField: maxResults = refField.maxPerPage
@@ -731,8 +731,8 @@ class ToolMixin(BaseMixin):
             res = Search('customSearch', **fields)
         elif ':' in name:
             # The search is defined in a Ref field with link=popup
-            refClass, ref = name.split(':')
+            refObject, ref = name.split(':')
-            res = getattr(self.getAppyClass(refClass), ref).select
+            res = getattr(self.getObject(refObject,appy=True).klass,ref).select
         elif name:
             appyClass = self.getAppyClass(className)
             # Search among static searches

gen/ui/appy.js

@@ -105,6 +105,20 @@ function injectChunk(elem, content){
   }
 }
 
+function getAjaxHook(hookId) {
+  /* Gets the XHTML element whose ID is p_hookId: it will be the placeholder
+     for the result of an ajax request. If p_hookId starts with ':', we search
+     the element in the top browser window, not in the current one that can be
+     an iframe.*/
+  var container = window.document;
+  var startIndex = 0;
+  if (hookId[0] == ':') {
+    container = window.top.document;
+    startIndex = 1;
+  }
+  return container.getElementById(hookId.slice(startIndex));
+}
+
 function getAjaxChunk(pos) {
   // This function is the callback called by the AJAX machinery (see function
   // askAjaxChunk below) when an Ajax response is available.
@@ -114,13 +128,13 @@ function getAjaxChunk(pos) {
     var hook = xhrObjects[pos].hook;
     if (xhrObjects[pos].xhr.readyState == 1) {
       // The request has been initialized: display the waiting radar
-      var hookElem = document.getElementById(hook);
+      var hookElem = getAjaxHook(hook);
       if (hookElem)
         injectChunk(hookElem, "<div align=\"center\"><img src=\"ui/waiting.gif\"/><\/div>");
     }
     if (xhrObjects[pos].xhr.readyState == 4) {
       // We have received the HTML chunk
-      var hookElem = document.getElementById(hook);
+      var hookElem = getAjaxHook(hook);
       if (hookElem && (xhrObjects[pos].xhr.status == 200)) {
         injectChunk(hookElem, xhrObjects[pos].xhr.responseText);
         // Call a custom Javascript function if required
@@ -148,7 +162,8 @@ function askAjaxChunk(hook,mode,url,px,params,beforeSend,onGet) {
      directly on the object at p_url.
 
      p_hook is the ID of the XHTML element that will be filled with the XHTML
-     result from the server.
+     result from the server. If it starts with ':', we will find the element in
+     the top browser window and not in the current one (that can be an iframe).
 
      p_beforeSend is a Javascript function to call before sending the request.
      This function will get 2 args: the XMLHttpRequest object and the p_params.
@@ -264,10 +279,11 @@ function askRefField(hookId, objectUrl, fieldName, innerRef, startNumber,
 }
 
 function askField(hookId, objectUrl, layoutType, showChanges, masterValues,
-                  requestValue, error, className){
+                  requestValue, error, className, customParams){
   // Sends an Ajax request for getting the content of any field.
   var fieldName = hookId.split('_')[1];
   var params = {'layoutType': layoutType, 'showChanges': showChanges};
+  if (customParams){for (var key in customParams) params[key]=customParams[key]}
   if (masterValues) params['masterValues'] = masterValues.join('*');
   if (requestValue) params[fieldName] = requestValue;
   if (error) params[fieldName + '_error'] = error;
@@ -575,17 +591,23 @@ function onLink(action, sourceUid, fieldName, targetUid) {
   f.submit();
 }
 
+function stringFromDictKeys(d){
+  // Gets a string containing comma-separated keys from dict p_d.
+  var res = [];
+  for (var key in d) res.push(key);
+  return res.join();
+}
+
 function onLinkMany(action, id) {
   var elems = _rsplit(id, '_', 3);
   // Get the DOM node corresponding to the Ref field.
   var node = document.getElementById(elems[0] + '_' + elems[1]);
   // Get the uids of (un-)checked objects.
   var statuses = node['_appy_' + elems[2] + '_cbs'];
-  var uids = '';
+  var uids = stringFromDictKeys(statuses);
-  for (var uid in statuses) uids += uid + ',';
   // Get the array semantics
   var semantics = node['_appy_' + elems[2] + '_sem'];
-  // Show an error messagge if non element is selected.
+  // Show an error message if no element is selected.
   if ((semantics == 'checked') && (len(statuses) == 0)) {
     openPopup('alertPopup', no_elem_selected);
     return;
@@ -674,9 +696,7 @@ function generatePod(uid, fieldName, template, podFormat, queryData,
     // We must collect selected objects from a Ref field.
     var node = document.getElementById(uid + '_' + getChecked);
     if (node && node.hasOwnProperty('_appy_objs_cbs')) {
-      var uids = [];
+      f.checkedUids.value = stringFromDictKeys(node['_appy_objs_cbs']);
-      for (var uid in node['_appy_objs_cbs']) uids.push(uid);
-      f.checkedUids.value = uids.join();
       f.checkedSem.value = node['_appy_objs_sem'];
     }
   }
@@ -749,9 +769,12 @@ function openPopup(popupId, msg, width, height) {
 }
 
 function closePopup(popupId) {
-  // Close the popup
+  // Get the popup
-  var container = window.parent.document;
+  var container = null;
+  if (popupId == 'iframePopup') container = window.parent.document;
+  else container = window.document;
   var popup = container.getElementById(popupId);
+  // Close the popup
   popup.style.display = 'none';
   popup.style.width = null;
   if (popupId == 'iframePopup') {
@@ -1004,3 +1027,33 @@ function onSelectDate(cal) {
     cal.callCloseHandler();
   }
 }
+
+function onSelectObjects(nodeId, objectUrl, sortKey, sortOrder,
+                         filterKey, filterValue){
+  /* Objects have been selected in a popup, to be linked via a Ref with
+     link='popup'. Get them. */
+  var node = document.getElementById(nodeId);
+  var uids = stringFromDictKeys(node['_appy_objs_cbs']);
+  var semantics = node['_appy_objs_sem'];
+  // Show an error message if no element is selected.
+  if ((semantics == 'checked') && (!uids)) {
+    openPopup('alertPopup', no_elem_selected);
+    return;
+  }
+  // Close the popup.
+  var parent = window.parent;
+  closePopup('iframePopup');
+  /* Refresh the Ref edit widget to include the linked objects. All those
+     parameters are needed to replay the query in the popup. */
+  askField(':'+nodeId, objectUrl, 'edit', null, null, null, null, null,
+           {'selected': uids, 'semantics': semantics, 'sortKey': sortKey,
+            'sortOrder': sortOrder, 'filterKey': filterKey,
+            'filterValue': filterValue});
+}
+
+// Sets the focus on the correct element in some page.
+function initFocus(pageId){
+  var id = pageId + '_title';
+  var elem = document.getElementById(id);
+  if (elem) elem.focus();
+}

gen/wrappers/ToolWrapper.py

@@ -31,12 +31,17 @@ class ToolWrapper(AbstractWrapper):
                      (q(field.name), q('desc'), q(filterKey)))"
            src=":url('sortUp.gif')" class="clickable"/>
      </x>
-     <x if="filterable">
+     <x if="filterable"
-      <input type="text" size="7" id=":'%s_%s' % (ajaxHookId, field.name)"
+        var2="filterId='%s_%s' % (ajaxHookId, field.name);
-             value=":filterKey == field.name and filterValue or ''"/>
+              filterIdIcon='%s_icon' % filterId">
-      <img onclick=":navBaseCall.replace('**v**', '0, %s,%s,%s' % \
+      <!-- Pressing the "enter" key in the field clicks the icon (onkeydown)--> 
-                     (q(sortKey), q(sortOrder), q(field.name)))"
+      <input type="text" size="7" id=":filterId"
-           src=":url('funnel')" class="clickable"/>
+             value=":filterKey == field.name and filterValue or ''"
+             onkeydown=":'if (event.keyCode==13) document.getElementById ' \
+                         '(%s).click()' % q(filterIdIcon)"/>
+      <img id=":filterIdIcon" class="clickable" src=":url('funnel')"
+           onclick=":navBaseCall.replace('**v**', '0, %s,%s,%s' % \
+                     (q(sortKey), q(sortOrder), q(field.name)))"/>
      </x>''')
 
     # Buttons for navigating among a list of objects (from a Ref field or a
@@ -323,7 +328,7 @@ class ToolWrapper(AbstractWrapper):
           name="subTitle">::zobj.getSubTitle()</span>
 
        <!-- Actions -->
-       <table class="noStyle" if="zobj.mayAct()">
+       <table class="noStyle" if="not inPopup and zobj.mayAct()">
         <tr>
          <!-- Edit -->
          <td if="zobj.mayEdit()">
@@ -383,6 +388,9 @@ class ToolWrapper(AbstractWrapper):
        </tr>
 
        <!-- Results -->
+       <tr if="not zobjects">
+        <td colspan=":len(columns)+1">:_('query_no_result')</td>
+       </tr>
        <tr for="zobj in zobjects" id="query_row" valign="top"
            var2="@currentNumber=currentNumber + 1;
                  obj=zobj.appy(); mayView=zobj.mayView()"
@@ -398,10 +406,22 @@ class ToolWrapper(AbstractWrapper):
         </td>
        </tr>
       </table>
+      <!-- The button for selecting objects and closing the popup. -->
+      <div if="inPopup" align=":dright">
+       <input type="button" class="button"
+              var="label=_('object_link_many');
+                   initiator=ztool.getObject(searchName.split(':')[0], \
+                                             appy=True)"
+              value=":label"
+              onclick=":'onSelectObjects(%s,%s,%s,%s,%s,%s)' % (q(rootHookId), \
+                            q(initiator.url), q(sortKey), q(sortOrder), \
+                            q(filterKey), q(filterValue))"
+              style=":'%s; %s' % (url('linkMany', bg=True), \
+                                  ztool.getButtonWidth(label))"/>
+      </div>
       <!-- Init checkboxes if present. -->
-      <script if="checkboxes"
+      <script if="checkboxes">:'initCbs(%s)' % q(checkboxesId)</script>
-              type="text/javascript">:'initCbs(%s)' % q(checkboxesId)
+      <script>:'initFocus(%s)' % q(ajaxHookId)</script></x>''')
-      </script></x>''')
 
     # Show query results as a grid.
     pxQueryResultGrid = Px('''
@@ -426,7 +446,7 @@ class ToolWrapper(AbstractWrapper):
                _=ztool.translate;
                className=req['className'];
                searchName=req.get('search', '');
-               rootHookId=rootHookId|'%s_search' % className;
+               rootHookId=rootHookId|searchName.replace(':', '_');
                uiSearch=uiSearch|ztool.getSearch(className,searchName,ui=True);
                refInfo=ztool.getRefInfo();
                refObject=refInfo[0];
@@ -452,7 +472,7 @@ class ToolWrapper(AbstractWrapper):
                  (q(ajaxHookId), q(ztool.absolute_url()), q(className), \
                   q(searchName),int(inPopup));
                showNewSearch=showNewSearch|True;
-               enableLinks=enableLinks|True;
+               enableLinks=enableLinks|not inPopup;
                newSearchUrl='%s/search?className=%s%s' % \
                    (ztool.absolute_url(), className, refUrlPart);
                showSubTitles=req.get('showSubTitles', 'true') == 'true';
@@ -460,7 +480,7 @@ class ToolWrapper(AbstractWrapper):
                target=ztool.getLinksTargetInfo(ztool.getAppyClass(className))"
           id=":ajaxHookId">
 
-      <x if="zobjects">
+      <x if="zobjects or filterValue">
        <!-- Display here POD templates if required. -->
        <table var="fields=ztool.getResultPodFields(className);
                    layoutType='view'"
@@ -502,7 +522,7 @@ class ToolWrapper(AbstractWrapper):
        <x>:tool.pxNavigate</x>
       </x>
 
-      <x if="not zobjects">
+      <x if="not zobjects and not filterValue">
        <x>:_('query_no_result')</x>
        <x if="showNewSearch and (searchName == 'customSearch')"><br/>
         <i class="discreet"><a href=":newSearchUrl">:_('search_new')</a></i></x>
@@ -513,12 +533,12 @@ class ToolWrapper(AbstractWrapper):
      <div var="className=req['className'];
                searchName=req.get('search', '');
                uiSearch=ztool.getSearch(className, searchName, ui=True);
-               rootHookId='%s_search' % className;
+               rootHookId=searchName.replace(':', '_');
                cssJs=None"
           id=":rootHookId">
       <script type="text/javascript">:uiSearch.search.getCbJsInit(rootHookId)
       </script>
-      <x if="not inPopup">:tool.pxPagePrologue</x><x>:tool.pxQueryResult</x>
+      <x>:tool.pxPagePrologue</x><x>:tool.pxQueryResult</x>
      </div>''', template=AbstractWrapper.pxTemplate, hook='content')
 
     pxSearch = Px('''