smarty 3 - first pass for tests

git-svn-id: http://piwigo.org/svn/trunk@23384 68402e56-0260-453c-a942-63ccdbb3a9ee

1 files changed, 556 insertions, 0 deletions

diff --git a/include/smarty/libs/sysplugins/smarty_internal_data.php b/include/smarty/libs/sysplugins/smarty_internal_data.php
new file mode 100644
index 000000000..1d7b1d334
--- /dev/null
+++ b/include/smarty/libs/sysplugins/smarty_internal_data.php
@@ -0,0 +1,556 @@
+<?php
+/**
+ * Smarty Internal Plugin Data
+ *
+ * This file contains the basic classes and methodes for template and variable creation
+ *
+ * @package Smarty
+ * @subpackage Template
+ * @author Uwe Tews
+ */
+
+/**
+ * Base class with template and variable methodes
+ *
+ * @package Smarty
+ * @subpackage Template
+ */
+class Smarty_Internal_Data {
+
+    /**
+     * name of class used for templates
+     *
+     * @var string
+     */
+    public $template_class = 'Smarty_Internal_Template';
+    /**
+     * template variables
+     *
+     * @var array
+     */
+    public $tpl_vars = array();
+    /**
+     * parent template (if any)
+     *
+     * @var Smarty_Internal_Template
+     */
+    public $parent = null;
+    /**
+     * configuration settings
+     *
+     * @var array
+     */
+    public $config_vars = array();
+
+    /**
+     * assigns a Smarty variable
+     *
+     * @param array|string $tpl_var the template variable name(s)
+     * @param mixed        $value   the value to assign
+     * @param boolean      $nocache if true any output of this variable will be not cached
+     * @param boolean $scope the scope the variable will have  (local,parent or root)
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function assign($tpl_var, $value = null, $nocache = false)
+    {
+        if (is_array($tpl_var)) {
+            foreach ($tpl_var as $_key => $_val) {
+                if ($_key != '') {
+                    $this->tpl_vars[$_key] = new Smarty_variable($_val, $nocache);
+                }
+            }
+        } else {
+            if ($tpl_var != '') {
+                $this->tpl_vars[$tpl_var] = new Smarty_variable($value, $nocache);
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * assigns a global Smarty variable
+     *
+     * @param string $varname the global variable name
+     * @param mixed  $value   the value to assign
+     * @param boolean $nocache if true any output of this variable will be not cached
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function assignGlobal($varname, $value = null, $nocache = false)
+    {
+        if ($varname != '') {
+            Smarty::$global_tpl_vars[$varname] = new Smarty_variable($value, $nocache);
+            $ptr = $this;
+            while ($ptr instanceof Smarty_Internal_Template) {
+                $ptr->tpl_vars[$varname] = clone Smarty::$global_tpl_vars[$varname];
+                $ptr = $ptr->parent;
+            }
+        }
+
+        return $this;
+    }
+    /**
+     * assigns values to template variables by reference
+     *
+     * @param string $tpl_var the template variable name
+     * @param mixed $ &$value the referenced value to assign
+     * @param boolean $nocache if true any output of this variable will be not cached
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function assignByRef($tpl_var, &$value, $nocache = false)
+    {
+        if ($tpl_var != '') {
+            $this->tpl_vars[$tpl_var] = new Smarty_variable(null, $nocache);
+            $this->tpl_vars[$tpl_var]->value = &$value;
+        }
+
+        return $this;
+    }
+
+    /**
+     * appends values to template variables
+     *
+     * @param array|string $tpl_var the template variable name(s)
+     * @param mixed        $value   the value to append
+     * @param boolean      $merge   flag if array elements shall be merged
+     * @param boolean $nocache if true any output of this variable will be not cached
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function append($tpl_var, $value = null, $merge = false, $nocache = false)
+    {
+        if (is_array($tpl_var)) {
+            // $tpl_var is an array, ignore $value
+            foreach ($tpl_var as $_key => $_val) {
+                if ($_key != '') {
+                    if (!isset($this->tpl_vars[$_key])) {
+                        $tpl_var_inst = $this->getVariable($_key, null, true, false);
+                        if ($tpl_var_inst instanceof Undefined_Smarty_Variable) {
+                            $this->tpl_vars[$_key] = new Smarty_variable(null, $nocache);
+                        } else {
+                            $this->tpl_vars[$_key] = clone $tpl_var_inst;
+                        }
+                    }
+                    if (!(is_array($this->tpl_vars[$_key]->value) || $this->tpl_vars[$_key]->value instanceof ArrayAccess)) {
+                        settype($this->tpl_vars[$_key]->value, 'array');
+                    }
+                    if ($merge && is_array($_val)) {
+                        foreach($_val as $_mkey => $_mval) {
+                            $this->tpl_vars[$_key]->value[$_mkey] = $_mval;
+                        }
+                    } else {
+                        $this->tpl_vars[$_key]->value[] = $_val;
+                    }
+                }
+            }
+        } else {
+            if ($tpl_var != '' && isset($value)) {
+                if (!isset($this->tpl_vars[$tpl_var])) {
+                    $tpl_var_inst = $this->getVariable($tpl_var, null, true, false);
+                    if ($tpl_var_inst instanceof Undefined_Smarty_Variable) {
+                        $this->tpl_vars[$tpl_var] = new Smarty_variable(null, $nocache);
+                    } else {
+                        $this->tpl_vars[$tpl_var] = clone $tpl_var_inst;
+                    }
+                }
+                if (!(is_array($this->tpl_vars[$tpl_var]->value) || $this->tpl_vars[$tpl_var]->value instanceof ArrayAccess)) {
+                    settype($this->tpl_vars[$tpl_var]->value, 'array');
+                }
+                if ($merge && is_array($value)) {
+                    foreach($value as $_mkey => $_mval) {
+                        $this->tpl_vars[$tpl_var]->value[$_mkey] = $_mval;
+                    }
+                } else {
+                    $this->tpl_vars[$tpl_var]->value[] = $value;
+                }
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * appends values to template variables by reference
+     *
+     * @param string $tpl_var the template variable name
+     * @param mixed  &$value  the referenced value to append
+     * @param boolean $merge  flag if array elements shall be merged
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function appendByRef($tpl_var, &$value, $merge = false)
+    {
+        if ($tpl_var != '' && isset($value)) {
+            if (!isset($this->tpl_vars[$tpl_var])) {
+                $this->tpl_vars[$tpl_var] = new Smarty_variable();
+            }
+            if (!is_array($this->tpl_vars[$tpl_var]->value)) {
+                settype($this->tpl_vars[$tpl_var]->value, 'array');
+            }
+            if ($merge && is_array($value)) {
+                foreach($value as $_key => $_val) {
+                    $this->tpl_vars[$tpl_var]->value[$_key] = &$value[$_key];
+                }
+            } else {
+                $this->tpl_vars[$tpl_var]->value[] = &$value;
+            }
+        }
+
+        return $this;
+    }
+
+    /**
+     * Returns a single or all template variables
+     *
+     * @param string  $varname        variable name or null
+     * @param string  $_ptr           optional pointer to data object
+     * @param boolean $search_parents include parent templates?
+     * @return string variable value or or array of variables
+     */
+    public function getTemplateVars($varname = null, $_ptr = null, $search_parents = true)
+    {
+        if (isset($varname)) {
+            $_var = $this->getVariable($varname, $_ptr, $search_parents, false);
+            if (is_object($_var)) {
+                return $_var->value;
+            } else {
+                return null;
+            }
+        } else {
+            $_result = array();
+            if ($_ptr === null) {
+                $_ptr = $this;
+            } while ($_ptr !== null) {
+                foreach ($_ptr->tpl_vars AS $key => $var) {
+                    if (!array_key_exists($key, $_result)) {
+                        $_result[$key] = $var->value;
+                    }
+                }
+                // not found, try at parent
+                if ($search_parents) {
+                    $_ptr = $_ptr->parent;
+                } else {
+                    $_ptr = null;
+                }
+            }
+            if ($search_parents && isset(Smarty::$global_tpl_vars)) {
+                foreach (Smarty::$global_tpl_vars AS $key => $var) {
+                    if (!array_key_exists($key, $_result)) {
+                        $_result[$key] = $var->value;
+                    }
+                }
+            }
+            return $_result;
+        }
+    }
+
+    /**
+     * clear the given assigned template variable.
+     *
+     * @param string|array $tpl_var the template variable(s) to clear
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function clearAssign($tpl_var)
+    {
+        if (is_array($tpl_var)) {
+            foreach ($tpl_var as $curr_var) {
+                unset($this->tpl_vars[$curr_var]);
+            }
+        } else {
+            unset($this->tpl_vars[$tpl_var]);
+        }
+
+        return $this;
+    }
+
+    /**
+     * clear all the assigned template variables.
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function clearAllAssign()
+    {
+        $this->tpl_vars = array();
+        return $this;
+    }
+
+    /**
+     * load a config file, optionally load just selected sections
+     *
+     * @param string $config_file filename
+     * @param mixed  $sections    array of section names, single section or null
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function configLoad($config_file, $sections = null)
+    {
+        // load Config class
+        $config = new Smarty_Internal_Config($config_file, $this->smarty, $this);
+        $config->loadConfigVars($sections);
+        return $this;
+    }
+
+    /**
+     * gets the object of a Smarty variable
+     *
+     * @param string  $variable the name of the Smarty variable
+     * @param object  $_ptr     optional pointer to data object
+     * @param boolean $search_parents search also in parent data
+     * @return object the object of the variable
+     */
+    public function getVariable($variable, $_ptr = null, $search_parents = true, $error_enable = true)
+    {
+        if ($_ptr === null) {
+            $_ptr = $this;
+        } while ($_ptr !== null) {
+            if (isset($_ptr->tpl_vars[$variable])) {
+                // found it, return it
+                return $_ptr->tpl_vars[$variable];
+            }
+            // not found, try at parent
+            if ($search_parents) {
+                $_ptr = $_ptr->parent;
+            } else {
+                $_ptr = null;
+            }
+        }
+        if (isset(Smarty::$global_tpl_vars[$variable])) {
+            // found it, return it
+            return Smarty::$global_tpl_vars[$variable];
+        }
+        if ($this->smarty->error_unassigned && $error_enable) {
+            // force a notice
+            $x = $$variable;
+        }
+        return new Undefined_Smarty_Variable;
+    }
+
+    /**
+     * gets  a config variable
+     *
+     * @param string $variable the name of the config variable
+     * @return mixed the value of the config variable
+     */
+    public function getConfigVariable($variable, $error_enable = true)
+    {
+        $_ptr = $this;
+        while ($_ptr !== null) {
+            if (isset($_ptr->config_vars[$variable])) {
+                // found it, return it
+                return $_ptr->config_vars[$variable];
+            }
+            // not found, try at parent
+            $_ptr = $_ptr->parent;
+        }
+        if ($this->smarty->error_unassigned && $error_enable) {
+            // force a notice
+            $x = $$variable;
+        }
+        return null;
+    }
+
+    /**
+     * gets  a stream variable
+     *
+     * @param string $variable the stream of the variable
+     * @return mixed the value of the stream variable
+     */
+    public function getStreamVariable($variable)
+    {
+        $_result = '';
+        $fp = fopen($variable, 'r+');
+        if ($fp) {
+            while (!feof($fp) && ($current_line = fgets($fp)) !== false ) {
+                $_result .= $current_line;
+            }
+            fclose($fp);
+            return $_result;
+        }
+
+        if ($this->smarty->error_unassigned) {
+            throw new SmartyException('Undefined stream variable "' . $variable . '"');
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * Returns a single or all config variables
+     *
+     * @param string $varname variable name or null
+     * @return string variable value or or array of variables
+     */
+    public function getConfigVars($varname = null, $search_parents = true)
+    {
+        $_ptr = $this;
+        $var_array = array();
+        while ($_ptr !== null) {
+            if (isset($varname)) {
+                if (isset($_ptr->config_vars[$varname])) {
+                    return $_ptr->config_vars[$varname];
+                }
+            } else {
+                $var_array = array_merge($_ptr->config_vars, $var_array);
+            }
+             // not found, try at parent
+            if ($search_parents) {
+                $_ptr = $_ptr->parent;
+            } else {
+                $_ptr = null;
+            }
+        }
+        if (isset($varname)) {
+            return '';
+        } else {
+            return $var_array;
+        }
+    }
+
+    /**
+     * Deassigns a single or all config variables
+     *
+     * @param string $varname variable name or null
+     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
+     */
+    public function clearConfig($varname = null)
+    {
+        if (isset($varname)) {
+            unset($this->config_vars[$varname]);
+        } else {
+            $this->config_vars = array();
+        }
+        return $this;
+    }
+
+}
+
+/**
+ * class for the Smarty data object
+ *
+ * The Smarty data object will hold Smarty variables in the current scope
+ *
+ * @package Smarty
+ * @subpackage Template
+ */
+class Smarty_Data extends Smarty_Internal_Data {
+
+    /**
+     * Smarty object
+     *
+     * @var Smarty
+     */
+    public $smarty = null;
+
+    /**
+     * create Smarty data object
+     *
+     * @param Smarty|array $_parent  parent template
+     * @param Smarty       $smarty   global smarty instance
+     */
+    public function __construct ($_parent = null, $smarty = null)
+    {
+        $this->smarty = $smarty;
+        if (is_object($_parent)) {
+            // when object set up back pointer
+            $this->parent = $_parent;
+        } elseif (is_array($_parent)) {
+            // set up variable values
+            foreach ($_parent as $_key => $_val) {
+                $this->tpl_vars[$_key] = new Smarty_variable($_val);
+            }
+        } elseif ($_parent != null) {
+            throw new SmartyException("Wrong type for template variables");
+        }
+    }
+
+}
+
+/**
+ * class for the Smarty variable object
+ *
+ * This class defines the Smarty variable object
+ *
+ * @package Smarty
+ * @subpackage Template
+ */
+class Smarty_Variable {
+
+    /**
+     * template variable
+     *
+     * @var mixed
+     */
+    public $value = null;
+    /**
+     * if true any output of this variable will be not cached
+     *
+     * @var boolean
+     */
+    public $nocache = false;
+    /**
+     * the scope the variable will have  (local,parent or root)
+     *
+     * @var int
+     */
+    public $scope = Smarty::SCOPE_LOCAL;
+
+    /**
+     * create Smarty variable object
+     *
+     * @param mixed   $value   the value to assign
+     * @param boolean $nocache if true any output of this variable will be not cached
+     * @param int     $scope   the scope the variable will have  (local,parent or root)
+     */
+    public function __construct($value = null, $nocache = false, $scope = Smarty::SCOPE_LOCAL)
+    {
+        $this->value = $value;
+        $this->nocache = $nocache;
+        $this->scope = $scope;
+    }
+
+    /**
+     * <<magic>> String conversion
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return (string) $this->value;
+    }
+
+}
+
+/**
+ * class for undefined variable object
+ *
+ * This class defines an object for undefined variable handling
+ *
+ * @package Smarty
+ * @subpackage Template
+ */
+class Undefined_Smarty_Variable {
+
+    /**
+     * Returns FALSE for 'nocache' and NULL otherwise.
+     *
+     * @param string $name
+     * @return bool
+     */
+    public function __get($name)
+    {
+        if ($name == 'nocache') {
+            return false;
+        } else {
+            return null;
+        }
+    }
+
+    /**
+     * Always returns an empty string.
+     *
+     * @return string
+     */
+    public function __toString()
+    {
+        return "";
+    }
+
+}
+
+?>
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