pullrequests: force ajax request to not use browser cache fixes #4002

rhodecode/templates/pullrequests/pullrequest.html

@@ -1,540 +1,541 b''
 <%inherit file="/base/base.html"/>
 
 <%def name="title()">
     ${c.repo_name} ${_('New pull request')}
 </%def>
 
 <%def name="breadcrumbs_links()">
     ${_('New pull request')}
 </%def>
 
 <%def name="menu_bar_nav()">
     ${self.menu_items(active='repositories')}
 </%def>
 
 <%def name="menu_bar_subnav()">
     ${self.repo_menu(active='showpullrequest')}
 </%def>
 
 <%def name="main()">
 <div class="box">
     <div class="title">
         ${self.repo_page_title(c.rhodecode_db_repo)}
         ${self.breadcrumbs()}
     </div>
 
     ${h.secure_form(url('pullrequest', repo_name=c.repo_name), method='post', id='pull_request_form')}
         <div class="box pr-summary">
 
             <div class="summary-details block-left">
 
                 <div class="form">
                     <!-- fields -->
 
                     <div class="fields" >
 
                          <div class="field">
                             <div class="label">
                                 <label for="pullrequest_title">${_('Title')}:</label>
                             </div>
                             <div class="input">
                                 ${h.text('pullrequest_title', c.default_title, class_="medium autogenerated-title")}
                             </div>
                          </div>
 
                         <div class="field">
                             <div class="label label-textarea">
                                 <label for="pullrequest_desc">${_('Description')}:</label>
                             </div>
                             <div class="textarea text-area editor">
                                 ${h.textarea('pullrequest_desc',size=30, )}
                                 <span class="help-block">
                                     ${_('Write a short description on this pull request')}
                                 </span>
                             </div>
                         </div>
 
                         <div class="field">
                             <div class="label label-textarea">
                                 <label for="pullrequest_desc">${_('Commit flow')}:</label>
                             </div>
 
                             ## TODO: johbo: Abusing the "content" class here to get the
                             ## desired effect. Should be replaced by a proper solution.
 
                             ##ORG
                             <div class="content">
                                 <strong>${_('Origin repository')}:</strong>
                                 ${c.rhodecode_db_repo.description}
                             </div>
                             <div class="content">
                                 ${h.hidden('source_repo')}
                                 ${h.hidden('source_ref')}
                             </div>
 
                             ##OTHER, most Probably the PARENT OF THIS FORK
                             <div class="content">
                                 ## filled with JS
                                 <div id="target_repo_desc"></div>
                             </div>
 
                             <div class="content">
                                 ${h.hidden('target_repo')}
                                 ${h.hidden('target_ref')}
                                 <span id="target_ref_loading" style="display: none">
                                     ${_('Loading refs...')}
                                 </span>
                             </div>
                         </div>
 
                         <div class="field">
                             <div class="label label-textarea">
                                 <label for="pullrequest_submit"></label>
                             </div>
                             <div class="input">
                                 <div class="pr-submit-button">
                                     ${h.submit('save',_('Submit Pull Request'),class_="btn")}
                                 </div>
                                 <div id="pr_open_message"></div>
                             </div>
                         </div>
 
                         <div class="pr-spacing-container"></div>
                     </div>
                 </div>
             </div>
             <div>
                 <div class="reviewers-title block-right">
                     <div class="pr-details-title">
                         ${_('Pull request reviewers')}
                     </div>
                 </div>
                 <div id="reviewers" class="block-right pr-details-content reviewers">
                     ## members goes here, filled via JS based on initial selection !
                     <ul id="review_members" class="group_members"></ul>
                     <div id="add_reviewer_input" class='ac'>
                         <div class="reviewer_ac">
                             ${h.text('user', class_='ac-input', placeholder=_('Add reviewer'))}
                             <div id="reviewers_container"></div>
                         </div>
                     </div>
                 </div>
             </div>
         </div>
         <div class="box">
             <div>
                 ## overview pulled by ajax
                 <div id="pull_request_overview"></div>
             </div>
         </div>
     ${h.end_form()}
 </div>
 
 <script type="text/javascript">
 $(function(){
   var defaultSourceRepo = '${c.default_repo_data['source_repo_name']}';
   var defaultSourceRepoData = ${c.default_repo_data['source_refs_json']|n};
   var defaultTargetRepo = '${c.default_repo_data['target_repo_name']}';
   var defaultTargetRepoData = ${c.default_repo_data['target_refs_json']|n};
   var targetRepoName = '${c.repo_name}';
 
   var $pullRequestForm = $('#pull_request_form');
   var $sourceRepo = $('#source_repo', $pullRequestForm);
   var $targetRepo = $('#target_repo', $pullRequestForm);
   var $sourceRef = $('#source_ref', $pullRequestForm);
   var $targetRef = $('#target_ref', $pullRequestForm);
 
   var calculateContainerWidth = function() {
       var maxWidth = 0;
       var repoSelect2Containers = ['#source_repo', '#target_repo'];
       $.each(repoSelect2Containers, function(idx, value) {
           $(value).select2('container').width('auto');
           var curWidth = $(value).select2('container').width();
           if (maxWidth <= curWidth) {
               maxWidth = curWidth;
           }
           $.each(repoSelect2Containers, function(idx, value) {
               $(value).select2('container').width(maxWidth + 10);
           });
       });
   };
 
   var initRefSelection = function(selectedRef) {
       return function(element, callback) {
           // translate our select2 id into a text, it's a mapping to show
           // simple label when selecting by internal ID.
           var id, refData;
           if (selectedRef === undefined) {
             id = element.val();
             refData = element.val().split(':');
           } else {
             id = selectedRef;
             refData = selectedRef.split(':');
           }
 
           var text = refData[1];
           if (refData[0] === 'rev') {
               text = text.substring(0, 12);
           }
 
           var data = {id: id, text: text};
 
           callback(data);
       };
   };
 
   var formatRefSelection = function(item) {
       var prefix = '';
       var refData = item.id.split(':');
       if (refData[0] === 'branch') {
           prefix = '<i class="icon-branch"></i>';
       }
       else if (refData[0] === 'book') {
           prefix = '<i class="icon-bookmark"></i>';
       }
       else if (refData[0] === 'tag') {
           prefix = '<i class="icon-tag"></i>';
       }
 
       var originalOption = item.element;
       return prefix + item.text;
   };
 
   // custom code mirror
   var codeMirrorInstance = initPullRequestsCodeMirror('#pullrequest_desc');
 
   var queryTargetRepo = function(self, query) {
       // cache ALL results if query is empty
       var cacheKey = query.term || '__';
       var cachedData = self.cachedDataSource[cacheKey];
 
       if (cachedData) {
           query.callback({results: cachedData.results});
       } else {
           $.ajax({
               url: pyroutes.url('pullrequest_repo_destinations', {'repo_name': targetRepoName}),
               data: {query: query.term},
               dataType: 'json',
               type: 'GET',
               success: function(data) {
                   self.cachedDataSource[cacheKey] = data;
                   query.callback({results: data.results});
               },
               error: function(data, textStatus, errorThrown) {
                   alert(
                     "Error while fetching entries.\nError code {0} ({1}).".format(data.status, data.statusText));
               }
           });
       }
   };
 
   var queryTargetRefs = function(initialData, query) {
       var data = {results: []};
       // filter initialData
       $.each(initialData, function() {
           var section = this.text;
           var children = [];
           $.each(this.children, function() {
               if (query.term.length === 0 ||
                   this.text.toUpperCase().indexOf(query.term.toUpperCase()) >= 0 ) {
                   children.push({'id': this.id, 'text': this.text})
               }
           });
           data.results.push({'text': section, 'children': children})
       });
       query.callback({results: data.results});
   };
 
   var prButtonLock = function(lockEnabled, msg) {
       if (lockEnabled) {
           $('#save').attr('disabled', 'disabled');
       }
       else {
           $('#save').removeAttr('disabled');
       }
 
       $('#pr_open_message').html(msg);
 
   };
 
   var loadRepoRefDiffPreview = function() {
       var sourceRepo = $sourceRepo.eq(0).val();
       var sourceRef = $sourceRef.eq(0).val().split(':');
 
       var targetRepo = $targetRepo.eq(0).val();
       var targetRef = $targetRef.eq(0).val().split(':');
 
       var url_data = {
           'repo_name': targetRepo,
           'target_repo': sourceRepo,
           'source_ref': targetRef[2],
           'source_ref_type': 'rev',
           'target_ref': sourceRef[2],
           'target_ref_type': 'rev',
-          'merge': true
+          'merge': true,
+          '_': Date.now() // bypass browser caching
       }; // gather the source/target ref and repo here
 
       if (sourceRef.length !== 3 || targetRef.length !== 3) {
           prButtonLock(true, "${_('Please select origin and destination')}");
           return;
       }
       var url = pyroutes.url('compare_url', url_data);
 
       // lock PR button, so we cannot send PR before it's calculated
       prButtonLock(true, "${_('Loading compare ...')}");
 
       if (loadRepoRefDiffPreview._currentRequest) {
           loadRepoRefDiffPreview._currentRequest.abort();
       }
 
       loadRepoRefDiffPreview._currentRequest = $.get(url)
           .error(function(data, textStatus, errorThrown) {
                 alert(
                 "Error while processing request.\nError code {0} ({1}).".format(
                         data.status, data.statusText));
           })
           .done(function(data) {
               loadRepoRefDiffPreview._currentRequest = null;
               $('#pull_request_overview').html(data);
               var commitElements = $(data).find('tr[commit_id]');
 
               var prTitleAndDesc = getTitleAndDescription(sourceRef[1],
                                                           commitElements, 5);
 
               var title = prTitleAndDesc[0];
               var proposedDescription = prTitleAndDesc[1];
 
               var useGeneratedTitle = (
                    $('#pullrequest_title').hasClass('autogenerated-title') ||
                    $('#pullrequest_title').val() === "");
 
               if (title && useGeneratedTitle) {
                   // use generated title if we haven't specified our own
                   $('#pullrequest_title').val(title);
                   $('#pullrequest_title').addClass('autogenerated-title');
 
               }
 
               var useGeneratedDescription = (
                   !codeMirrorInstance._userDefinedDesc ||
                    codeMirrorInstance.getValue() === "");
 
               if (proposedDescription && useGeneratedDescription) {
                   // set proposed content, if we haven't defined our own,
                   // or we don't have description written
                   codeMirrorInstance._userDefinedDesc = false; // reset state
                   codeMirrorInstance.setValue(proposedDescription);
               }
 
               var msg = '';
               if (commitElements.length === 1) {
                   msg = "${ungettext('This pull request will consist of __COMMITS__ commit.', 'This pull request will consist of __COMMITS__ commits.', 1)}";
               } else {
                   msg = "${ungettext('This pull request will consist of __COMMITS__ commit.', 'This pull request will consist of __COMMITS__ commits.', 2)}";
               }
 
               msg += ' <a id="pull_request_overview_url" href="{0}" target="_blank">${_('Show detailed compare.')}</a>'.format(url);
 
               if (commitElements.length) {
                   var commitsLink = '<a href="#pull_request_overview"><strong>{0}</strong></a>'.format(commitElements.length);
                   prButtonLock(false, msg.replace('__COMMITS__', commitsLink));
               }
               else {
                   prButtonLock(true, "${_('There are no commits to merge.')}");
               }
 
 
           });
   };
 
   /**
    Generate Title and Description for a PullRequest.
    In case of 1 commits, the title and description is that one commit
    in case of multiple commits, we iterate on them with max N number of commits,
    and build description in a form
    - commitN
    - commitN+1
    ...
 
    Title is then constructed from branch names, or other references,
    replacing '-' and '_' into spaces
 
    * @param sourceRef
    * @param elements
    * @param limit
    * @returns {*[]}
    */
   var getTitleAndDescription = function(sourceRef, elements, limit) {
       var title = '';
       var desc = '';
 
       $.each($(elements).get().reverse().slice(0, limit), function(idx, value) {
           var rawMessage = $(value).find('td.td-description .message').data('messageRaw');
           desc += '- ' + rawMessage.split('\n')[0].replace(/\n+$/, "") + '\n';
       });
       // only 1 commit, use commit message as title
       if (elements.length == 1) {
           title = $(elements[0]).find('td.td-description .message').data('messageRaw').split('\n')[0];
       }
       else {
           // use reference name
           title = sourceRef.replace(/-/g, ' ').replace(/_/g, ' ').capitalizeFirstLetter();
       }
 
       return [title, desc]
   };
 
   var Select2Box = function(element, overrides) {
     var globalDefaults = {
         dropdownAutoWidth: true,
         containerCssClass: "drop-menu",
         dropdownCssClass: "drop-menu-dropdown",
     };
 
     var initSelect2 = function(defaultOptions) {
       var options = jQuery.extend(globalDefaults, defaultOptions, overrides);
       element.select2(options);
     };
 
     return {
       initRef: function() {
         var defaultOptions = {
           minimumResultsForSearch: 5,
           formatSelection: formatRefSelection
         };
 
         initSelect2(defaultOptions);
       },
 
       initRepo: function(defaultValue, readOnly) {
         var defaultOptions = {
           initSelection : function (element, callback) {
             var data = {id: defaultValue, text: defaultValue};
             callback(data);
           }
         };
 
         initSelect2(defaultOptions);
 
         element.select2('val', defaultSourceRepo);
         if (readOnly === true) {
           element.select2('readonly', true);
         };
       }
     };
   };
 
   var initTargetRefs = function(refsData, selectedRef){
     Select2Box($targetRef, {
       query: function(query) {
         queryTargetRefs(refsData, query);
       },
       initSelection : initRefSelection(selectedRef)
     }).initRef();
 
     if (!(selectedRef === undefined)) {
         $targetRef.select2('val', selectedRef);
     }
   };
 
   var targetRepoChanged = function(repoData) {
       // reset && add the reviewer based on selected repo
       $('#review_members').html('');
       addReviewMember(
           repoData.user.user_id, repoData.user.firstname,
           repoData.user.lastname, repoData.user.username,
           repoData.user.gravatar_link);
 
       // generate new DESC of target repo displayed next to select
       $('#target_repo_desc').html(
           "<strong>${_('Destination repository')}</strong>: {0}".format(repoData['description'])
       );
 
       // generate dynamic select2 for refs.
       initTargetRefs(repoData['refs']['select2_refs'],
                      repoData['refs']['selected_ref']);
 
   };
 
   var sourceRefSelect2 = Select2Box(
     $sourceRef, {
       placeholder: "${_('Select commit reference')}",
       query: function(query) {
         var initialData = defaultSourceRepoData['refs']['select2_refs'];
         queryTargetRefs(initialData, query)
       },
       initSelection: initRefSelection()
     }
   );
 
   var sourceRepoSelect2 = Select2Box($sourceRepo, {
     query: function(query) {}
   });
 
   var targetRepoSelect2 = Select2Box($targetRepo, {
     cachedDataSource: {},
     query: $.debounce(250, function(query) {
       queryTargetRepo(this, query);
     }),
     formatResult: formatResult
   });
 
   sourceRefSelect2.initRef();
 
   sourceRepoSelect2.initRepo(defaultSourceRepo, true);
 
   targetRepoSelect2.initRepo(defaultTargetRepo, false);
 
   $sourceRef.on('change', function(e){
     loadRepoRefDiffPreview();
   });
 
   $targetRef.on('change', function(e){
     loadRepoRefDiffPreview();
   });
 
   $targetRepo.on('change', function(e){
       var repoName = $(this).val();
       calculateContainerWidth();
       $targetRef.select2('destroy');
       $('#target_ref_loading').show();
 
       $.ajax({
           url: pyroutes.url('pullrequest_repo_refs',
             {'repo_name': targetRepoName, 'target_repo_name':repoName}),
           data: {},
           dataType: 'json',
           type: 'GET',
           success: function(data) {
               $('#target_ref_loading').hide();
               targetRepoChanged(data);
               loadRepoRefDiffPreview();
           },
           error: function(data, textStatus, errorThrown) {
               alert("Error while fetching entries.\nError code {0} ({1}).".format(data.status, data.statusText));
           }
       })
 
   });
 
   prButtonLock(true, "${_('Please select origin and destination')}");
 
   // auto-load on init, the target refs select2
   calculateContainerWidth();
   targetRepoChanged(defaultTargetRepoData);
 
   $('#pullrequest_title').on('keyup', function(e){
       $(this).removeClass('autogenerated-title');
   });
 
   %if c.default_source_ref:
       // in case we have a pre-selected value, use it now
       $sourceRef.select2('val', '${c.default_source_ref}');
       loadRepoRefDiffPreview();
   %endif
 
   ReviewerAutoComplete('user');
 });
 </script>
 
 </%def>