use smarty to render templates from wikipages

7 files changed, 175 insertions, 0 deletions

diff --git a/plugins/function.parse_service.php b/plugins/function.parse_service.php
new file mode 100644
index 0000000..1b02886
--- /dev/null
+++ b/plugins/function.parse_service.php
@@ -0,0 +1,25 @@
+<?php
+
+function smarty_function_parse_service($params, Smarty_Internal_Template $template)
+{
+    if (empty($params['var'])) {
+        trigger_error("assign: missing 'var' parameter");
+        return;
+    }
+
+    if (!in_array('value', array_keys($params))) {
+        trigger_error("assign: missing 'value' parameter");
+        return;
+    }
+
+    $name = $params['value'];
+    $port = null;
+    if (preg_match('/(.*): (.*)/', $params['value'], $match)) {
+        $name = $match[1];
+        $port = $match[2];
+    }
+
+    $template->assign($params['var'], array('name' => $name, 'port' => $port));
+}
+
+?>
diff --git a/plugins/modifier.contact_info.php b/plugins/modifier.contact_info.php
new file mode 100644
index 0000000..89b16a4
--- /dev/null
+++ b/plugins/modifier.contact_info.php
@@ -0,0 +1,12 @@
+<?php
+
+function smarty_modifier_contact_info($value)
+{
+    if (preg_match('/^([^:]*): (.*@.*)$/', $value, $match)) {
+        return '[[' . $match[2] . '|' . $match[1] . ']]';
+    }
+
+    return '[[' . $value . '@spline.inf.fu-berlin.de' . '|' . $value . ']]';
+}
+
+?>
diff --git a/plugins/modifier.count.php b/plugins/modifier.count.php
new file mode 100644
index 0000000..c077c11
--- /dev/null
+++ b/plugins/modifier.count.php
@@ -0,0 +1,8 @@
+<?php
+
+function smarty_modifier_count($value)
+{
+   return count($value);
+}
+
+?>
diff --git a/plugins/modifier.group_by.php b/plugins/modifier.group_by.php
new file mode 100644
index 0000000..74bf045
--- /dev/null
+++ b/plugins/modifier.group_by.php
@@ -0,0 +1,23 @@
+<?php
+
+function smarty_modifier_group_by($value, $key)
+{
+    $array = array();
+
+    foreach ($value as $k => $v) {
+        if (array_key_exists($key, $v)) {
+            if (is_array($v[$key])) {
+                foreach ($v[$key] as $key_part) {
+                    $array[$key_part][$k] = $v;
+                }
+            }
+            else {
+                $array[$v[$key]][$k] = $v;
+            }
+        }
+    }
+
+    return $array;
+}
+
+?>
diff --git a/plugins/modifier.key_not_exists.php b/plugins/modifier.key_not_exists.php
new file mode 100644
index 0000000..f6906cd
--- /dev/null
+++ b/plugins/modifier.key_not_exists.php
@@ -0,0 +1,11 @@
+<?php
+
+function smarty_modifier_key_not_exists($value, $key)
+{
+    return array_filter($value,
+        function($v) use ($key) {
+            return !array_key_exists($key, $v);
+        });
+}
+
+?>
diff --git a/plugins/prefilter.whitespace_control.php b/plugins/prefilter.whitespace_control.php
new file mode 100644
index 0000000..fa6b854
--- /dev/null
+++ b/plugins/prefilter.whitespace_control.php
@@ -0,0 +1,63 @@
+<?php
+
+/**
+ * Smarty Whitespace Control
+ *
+ * {-tag}  remove white space infront of tag up to the previous non-whitespace character or beginning of the line
+ *         "text \n\n\t {-tag}" -> "text \n\n{tag}"
+ *         "text \n\n\t text\t {-tag}" -> "text \n\n\t text{tag}"
+ * {--tag} remove white space infront of tag up to the previous non-whitespace character
+ *         "text \n\n\t {--tag}" -> "text{tag}"
+ *         "text \n\n\t text\t {--tag}" -> "text \n\n\t text{tag}"
+ * {+-tag}
+ * {-+tag} replace white space infront of tag up to the previous non-whitespace character by a single line-break
+ *         "text \n\n\t {-+tag}" -> "text\n{tag}"
+ *         "text \n\n\t text\t {-+tag}" -> "text \n\n\t text\n{tag}"
+ *
+ * {tag-}  remove white space after tag up to the next non-whitespace character or end of the line
+ *         "{tag-} \n\n\t text" -> "{tag}\n\n\t text"
+ *         "{tag-} text \n\n\t text" -> "{tag}text \n\n\t text"
+ * {tag--} remove white space after tag up to the next non-whitespace character
+ *         "{tag--} \n\n\t text" -> "{tag}text"
+ *         "{tag--} text \n\n\t text" -> "{tag}text \n\n\t text"
+ * {tag+-}
+ * {tag-+} replace white space after tag up to the next non-whitespace character by a single line-break
+ *         "{tag-+} \n\n\t text" -> "{tag}\n\ntext"
+ *         "{tag-+} text \n\n\t text" -> "{tag}\n\ntext \n\n\t text"
+ *
+ * {tag+}  replace white space after tag up to the end of the line with an additional line-break
+ *         "{tag+} \n\t text" -> "{tag}\n\n\t text"
+ *         "{tag+} text \n\n\t text" -> "{tag}\n\ntext \n\n\t text"
+ *
+ * Any combination of the above, say {--tag+} is possible. Any + modifiers are executed before - modifiers, so
+ *     "{tag+-}{--tag}" will lead to "{tag}{tag}"
+ *
+ * NOTE: {tag+} and {tag-+} cause two trailing \n. This is done because PHP itself throws away the first \n. 
+ * So \n\n in the template will lead to \n in the output
+ *
+ * @param string $string raw template source
+ * @param Smarty_Internal_Template $template Template instance 
+ * @return string raw template source after whitespace control was applied
+ * @author Rodney Rehm
+ */
+function smarty_prefilter_whitespace_control($string, Smarty_Internal_Template $template) {
+    $ldelim = $template->smarty->left_delimiter;
+    $rdelim = $template->smarty->right_delimiter;
+    $_ldelim = preg_quote($ldelim);
+    $_rdelim = preg_quote($rdelim);
+
+    // remove preceeding whitepsace preserving a single line-break
+    $string =  preg_replace('#\s*'. $_ldelim .'(?:-\+|\+-)#', "\n" . $ldelim, $string);
+    // remove trailing whitespace preserving s single line-break
+    $string =  preg_replace('#(?:\+-|-\+)'. $_rdelim .'\s*#', $rdelim . "\n\n", $string);
+
+    // remove preceeding whitepsace
+    $string =  preg_replace('#\s*'. $_ldelim .'--|[^\S\r\n]*'. $_ldelim .'-#', $ldelim, $string);
+    // remove trailing whitespace
+    $string =  preg_replace('#--'. $_rdelim .'\s*|-'. $_rdelim .'[^\S\r\n]*#', $rdelim, $string);
+
+    // force trailing line-break
+    $string =  preg_replace('#\+'. $_rdelim .'(?:\s*[\r\n]|[^\S\r\n]*)#', $rdelim . "\n\n", $string);
+
+    return $string;
+}
diff --git a/plugins/resource.dokuwiki.php b/plugins/resource.dokuwiki.php
new file mode 100644
index 0000000..4842524
--- /dev/null
+++ b/plugins/resource.dokuwiki.php
@@ -0,0 +1,33 @@
+<?php
+
+class Smarty_Resource_Dokuwiki extends Smarty_Resource_Custom {
+
+    private function build_pagename($name) {
+        return 'hostinfo:templates:' . cleanID($name);
+    }
+
+    protected function fetch($name, &$source, &$mtime)
+    {
+        $page = $this->build_pagename($name);
+        if (page_exists($page)) {
+            $source = rawWiki($page);
+            $mtime = p_get_metadata($page, 'last_change date');
+        }
+        else {
+            $source = null;
+            $mtime = null;
+        }
+    }
+
+    protected function fetchTimestamp($name) {
+        $page = $this->build_pagename($name);
+        if (page_exists($page)) {
+            return p_get_metadata($page, 'last_change date');
+        }
+        else {
+            return null;
+        }
+    }
+}
+
+?>