* smarty bundled

1 files changed, 196 insertions, 0 deletions

diff --git a/lib/smarty3/sysplugins/smarty_internal_compilebase.php b/lib/smarty3/sysplugins/smarty_internal_compilebase.php
new file mode 100644
index 0000000..08aab6f
--- /dev/null
+++ b/lib/smarty3/sysplugins/smarty_internal_compilebase.php
@@ -0,0 +1,196 @@
+<?php
+/**
+ * Smarty Internal Plugin CompileBase
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @author     Uwe Tews
+ */
+
+/**
+ * This class does extend all internal compile plugins
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ */
+abstract class Smarty_Internal_CompileBase
+{
+    /**
+     * Array of names of required attribute required by tag
+     *
+     * @var array
+     */
+    public $required_attributes = array();
+
+    /**
+     * Array of names of optional attribute required by tag
+     * use array('_any') if there is no restriction of attributes names
+     *
+     * @var array
+     */
+    public $optional_attributes = array();
+
+    /**
+     * Shorttag attribute order defined by its names
+     *
+     * @var array
+     */
+    public $shorttag_order = array();
+
+    /**
+     * Array of names of valid option flags
+     *
+     * @var array
+     */
+    public $option_flags = array('nocache');
+
+    /**
+     * Mapping array for boolqn option value
+     * 
+     * @var array
+     */
+    public $optionMap = array(1 => true, 0 => false, 'true' => true, 'false' => false);
+
+    /**
+     * Mapping array with attributes as key
+     * 
+     * @var array
+     */
+    public $mapCache = array();
+
+    /**
+     * This function checks if the attributes passed are valid
+     * The attributes passed for the tag to compile are checked against the list of required and
+     * optional attributes. Required attributes must be present. Optional attributes are check against
+     * the corresponding list. The keyword '_any' specifies that any attribute will be accepted
+     * as valid
+     *
+     * @param  object $compiler   compiler object
+     * @param  array  $attributes attributes applied to the tag
+     *
+     * @return array  of mapped attributes for further processing
+     */
+    public function getAttributes($compiler, $attributes)
+    {
+        $_indexed_attr = array();
+        if (!isset($this->mapCache[ 'option' ])) {
+            $this->mapCache[ 'option' ] = array_fill_keys($this->option_flags, true);
+        }
+        foreach ($attributes as $key => $mixed) {
+            // shorthand ?
+            if (!is_array($mixed)) {
+                // option flag ?
+                if (isset($this->mapCache[ 'option' ][ trim($mixed, '\'"') ])) {
+                    $_indexed_attr[ trim($mixed, '\'"') ] = true;
+                    // shorthand attribute ?
+                } elseif (isset($this->shorttag_order[ $key ])) {
+                    $_indexed_attr[ $this->shorttag_order[ $key ] ] = $mixed;
+                } else {
+                    // too many shorthands
+                    $compiler->trigger_template_error('too many shorthand attributes', null, true);
+                }
+                // named attribute
+            } else {
+                foreach ($mixed as $k => $v) {
+                    // option flag?
+                    if (isset($this->mapCache[ 'option' ][ $k ])) {
+                        if (is_bool($v)) {
+                            $_indexed_attr[ $k ] = $v;
+                        } else {
+                            if (is_string($v)) {
+                                $v = trim($v, '\'" ');
+                            }
+                            if (isset($this->optionMap[ $v ])) {
+                                $_indexed_attr[ $k ] = $this->optionMap[ $v ];
+                            } else {
+                                $compiler->trigger_template_error("illegal value '" . var_export($v, true) .
+                                                                  "' for option flag '{$k}'", null, true);
+                            }
+                        }
+                        // must be named attribute
+                    } else {
+                        $_indexed_attr[ $k ] = $v;
+                    }
+                }
+            }
+        }
+        // check if all required attributes present
+        foreach ($this->required_attributes as $attr) {
+            if (!isset($_indexed_attr[ $attr ])) {
+                $compiler->trigger_template_error("missing \"" . $attr . "\" attribute", null, true);
+            }
+        }
+        // check for not allowed attributes
+        if ($this->optional_attributes != array('_any')) {
+            if (!isset($this->mapCache[ 'all' ])) {
+                $this->mapCache[ 'all' ] =
+                    array_fill_keys(array_merge($this->required_attributes, $this->optional_attributes,
+                                                $this->option_flags), true);
+            }
+            foreach ($_indexed_attr as $key => $dummy) {
+                if (!isset($this->mapCache[ 'all' ][ $key ]) && $key !== 0) {
+                    $compiler->trigger_template_error("unexpected \"" . $key . "\" attribute", null, true);
+                }
+            }
+        }
+        // default 'false' for all option flags not set
+        foreach ($this->option_flags as $flag) {
+            if (!isset($_indexed_attr[ $flag ])) {
+                $_indexed_attr[ $flag ] = false;
+            }
+        }
+        if (isset($_indexed_attr[ 'nocache' ]) && $_indexed_attr[ 'nocache' ]) {
+            $compiler->tag_nocache = true;
+        }
+        return $_indexed_attr;
+    }
+
+    /**
+     * Push opening tag name on stack
+     * Optionally additional data can be saved on stack
+     *
+     * @param object $compiler compiler object
+     * @param string $openTag  the opening tag's name
+     * @param mixed  $data     optional data saved
+     */
+    public function openTag($compiler, $openTag, $data = null)
+    {
+        array_push($compiler->_tag_stack, array($openTag, $data));
+    }
+
+    /**
+     * Pop closing tag
+     * Raise an error if this stack-top doesn't match with expected opening tags
+     *
+     * @param  object       $compiler    compiler object
+     * @param  array|string $expectedTag the expected opening tag names
+     *
+     * @return mixed        any type the opening tag's name or saved data
+     */
+    public function closeTag($compiler, $expectedTag)
+    {
+        if (count($compiler->_tag_stack) > 0) {
+            // get stacked info
+            list($_openTag, $_data) = array_pop($compiler->_tag_stack);
+            // open tag must match with the expected ones
+            if (in_array($_openTag, (array) $expectedTag)) {
+                if (is_null($_data)) {
+                    // return opening tag
+                    return $_openTag;
+                } else {
+                    // return restored data
+                    return $_data;
+                }
+            }
+            // wrong nesting of tags
+            $compiler->trigger_template_error("unclosed {$compiler->smarty->left_delimiter}" . $_openTag .
+                                              "{$compiler->smarty->right_delimiter} tag");
+
+            return;
+        }
+        // wrong nesting of tags
+        $compiler->trigger_template_error("unexpected closing tag", null, true);
+
+        return;
+    }
+}