X-Git-Url: https://jasonwoof.com/gitweb/?p=wfpl.git;a=blobdiff_plain;f=template.php;h=06d02f551279e8cf142de9a2e81f7754b568ca8e;hp=90a253347f79af16fbfe5a8777764af17e7664cd;hb=15459c86d0996ab3037b1738a8be6efd378c1258;hpb=e8eec562c1b6d3420c3d035c9abdd1303cfbba23

diff --git a/template.php b/template.php
index 90a2533..06d02f5 100644
--- a/template.php
+++ b/template.php
@@ -37,9 +37,9 @@
 # tem_auto_* function to munge the data, automating certain common use 
 # cases.  See the comments on the tem_auto functions for more details.
 
-require_once('code/wfpl/encode.php');
-require_once('code/wfpl/file.php');
-require_once('code/wfpl/misc.php');
+require_once(__DIR__.'/'.'encode.php');
+require_once(__DIR__.'/'.'file.php');
+require_once(__DIR__.'/'.'misc.php');
 
 
 # Top-Level Functions
@@ -157,12 +157,14 @@ function &tem_push(&$stack = NULL) {
 
 # The middle form will be converted to the last form as we use it.
 
-function tem_data_as_rows($value) {
+function tem_data_as_rows($value, $key) {
 	if(is_array($value)) {
-		# numeric keys, is already array of arrays -- expand sub-template for each.
-		if(array_key_exists(0, $value)) return $value;
+		# numeric keys
+		if(array_key_exists(0, $value)) {
+			if(is_array($value[0])) return $value;  # already array of hashes.
+			else return columnize($value, $key);
 		# key/value pairs -- expand sub-template once.
-		else return array($value);
+		} else return array($value);
 	} elseif($value || $value === 0 || $value === '0' || $value === '') {
 		# value -- expand sub-template once using only parent values
 		return array(array());
@@ -207,13 +209,17 @@ function &tem_row_data($tem, $context)
 
 	if(count($tem['args'])) {
 		$auto_func = "tem_auto_" . $tem['args'][0];
-		function_exists($auto_func)
-			or die("ERROR: template auto function '$auto_func' not found.<br>\n");
+		if (!function_exists($auto_func)) {
+			die("ERROR: template auto function '$auto_func' not found.<br>\n");
+		}
+		# NAMESPACIFY $auto_func
+	}
+	if ($auto_func) {
+		$value = $auto_func($scope['data'][$key], $key, $scope, $tem['args']);
 	}
-	if($auto_func) $value = $auto_func($scope['data'][$key], $key, $scope);
 	else $value = $scope['data'][$key];
 
-	$rows = tem_data_as_rows($value);
+	$rows = tem_data_as_rows($value, $key);
 	if(is_array($value)) $scope['data'][$key] = $rows;
 
 	return $rows;
@@ -226,8 +232,12 @@ function tem_encoded_data($tag, $context)
 	$value = tem_get_data($key, $context);
 	foreach($tag['args'] as $encoding) {
 		$func = "enc_$encoding";
-		if(function_exists($func)) $value = $func($value, $key);
-		else die("ERROR: encoder function '$func' not found.<br>\n");
+		if (function_exists($func)) {
+			# NAMESPACIFY $func
+			$value = $func($value, $key);
+		} else {
+			die("ERROR: encoder function '$func' not found.<br>\n");
+		}
 	}
 	return $value;
 }
@@ -300,46 +310,52 @@ function merge_templates(&$main, &$tem) {
 function tem_auto_sep(&$value, $key, $context) {
 	$rows =& $context['parent']['parent'];
 	if($rows['cur'] != count($rows['rows'])-1)  # last row?
-		return $value = true;  # show once
+		return true;  # show once
 }
 
 # auto-show once, only when this is the first row of the parent
 function tem_auto_last(&$value, $key, $context) {
 	$rows =& $context['parent']['parent'];
 	if($rows['cur'] == count($rows['rows'])-1)  # last row?
-		return $value = true;  # show once
+		return true;  # show once
 }
 
 # auto-show once, only when this is the last row of the parent
 function tem_auto_first(&$value, $key, $context) {
 	$rows =& $context['parent']['parent'];
 	if($rows['cur'] == 0)  # first row?
-		return $value = true;  # show once
+		return true;  # show once
 }
 
 # 'show' sections will be shown unless the corresponding data
 # value === false
 function tem_auto_show(&$value) {
-	if($value === null) $value = array(array());
+	if($value === null) return true;
 	return $value;
 }
 
+# 'empty' sections will be shown only if the corresponding data value is the
+# empty string
+function tem_auto_empty(&$value) {
+	if($value === '') return true;
+	return null;
+}
+
 # 'nonempty' sections will not be shown if the corresponding data
 # value is the empty string
 function tem_auto_nonempty(&$value) {
-	if($value === '') $value = null;
+	if($value === '') return null;
 	return $value;
 }
 
-# 'not' sections will not be shown if the corresponding data
+# 'unset' sections will not be shown if the corresponding data
 # value is not set (opposite of default)
 function tem_auto_unset(&$value) {
 	if($value === null) {
-		$value = '';
+		return '';
 	} else {
-		$value = null;
+		return null;
 	}
-	return $value;
 }
 
 # 'evenodd' sections are given an 'evenodd' attribute whose value
@@ -353,6 +369,27 @@ function tem_auto_evenodd(&$values) {
 	return $values;
 }
 
+# 'once' sections are shown exactly once if the value is set (and not at all
+# otherwise.) This is useful when an array value would otherwise cause the
+# section to be displayed multiple times.
+function tem_auto_once(&$value) {
+	if($value === null) return null;
+	return true;
+}
+
+function tem_auto_once_if(&$value) {
+	if($value) return true;
+	return null;
+}
+
+# 'once' sections are shown exactly once if php evaluates the value to false
+# (and not at all otherwise.) This is useful when an array value would
+# otherwise cause the section to be displayed multiple times.
+function tem_auto_once_else(&$value) {
+	if($value) return null;
+	return true;;
+}
+
 
 
 
@@ -405,7 +442,7 @@ class tem {
 		$this->data = array();
 	}
 	
-	function set($key, $value) {
+	function set($key, $value = true) {
 		$this->data[$key] = $value;
 	}
 
@@ -524,7 +561,7 @@ function tem_prepend($key, $value) {
 	$GLOBALS['wfpl_template']->prepend($key, $value);
 }
 
-function tem_set($key, $value) {
+function tem_set($key, $value = true) {
 	tem_init();
 	$GLOBALS['wfpl_template']->set($key, $value);
 }