decide in template the display of first image

- do I want to show an image and for all or just the first most current entries?
- code suggestions in example template

Author: juergmessmer

modules/frontend/journal/JournalFrontendModule.php

@@ -39,10 +39,11 @@ private function renderRecentJournalEntryTeasers($mJournalId, $iLimit) {
 		}
 		$oListTemplate = $this->constructTemplate('teaser_list');
 		$oTeaserTemplate = $this->constructTemplate('journal_entry_teaser');
-		foreach($oJournalEntries as $i => $oJournalEntry) {
+		foreach($oJournalEntries as $iIndex => $oJournalEntry) {
 			$oTemplate = clone $oTeaserTemplate;
 			// show image of first journal entry teaser if a template identifier 'image_display_url' exists.
-			if($oTemplate->hasIdentifier('image_display_url') && $i === 0) {
+			if($oTemplate->hasIdentifier('image_display_url')) {
+				$oTemplate->replaceIdentifier('index', $iIndex);
 				$oImage = $oJournalEntry->getImages(1)->getFirst();
 				if($oImage) {
 					$oDocument = $oImage->getDocument();

modules/frontend/journal/templates/journal_entry_teaser_example.tmpl

@@ -0,0 +1,24 @@
+<!-- 
+Example of html for displaying first image of journal entry image gallery in teaser
+Change (or add) the template "journal_entry_teaser.tmpl" in site/modules/frontend/journal/templates/journal_entry_teaser.tmpl
+	- use "IdentifierContext" for displaying image related content, if exists
+	- optionally use lessThan (if=<) condition within this context, to limit view of image for a specific number of entries (...	2=2)
+For further information check JournalFrontendModule.php and Template related classes
+-->
+
+<h2><a href="{{link_to_detail}}" class="read_more" title="{{writeString=wns.read_more}}: „{{title}}“">{{title}}</a></h2>
+{{identifierContext=start;name=image_display_url}}
+{{if=<;1=\{\{index\}\};2=2}}
+<p class="images">
+	<a href="{{link_to_detail}}" class="read_more" title="{{writeString=wns.read_more}}: {{title}}">
+		<img src="{{image_display_url}}" alt="{{image_description}}" width="{{image_width}}" height="{{image_height}}" />
+	</a>
+	<span class="legend">{{image_description}}</span>
+</p>
+{{endIf}}
+{{identifierContext=end;name=image_display_url}}
+<p class="journal_sub">
+	{{writeParameterizedString=journal.publish_date;date=\{\{date_timestamp\}\}}}{{identifierContext=start;name=user_name}}, {{user_name}}{{identifierContext=end;name=user_name}}
+</p>
+{{text_short}}
+<a href="{{link_to_detail}}" class="read_more">{{writeString=wns.read_more}}</a>