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lib/SimpleExcel/Writer/BaseWriter.php

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+<?php
+
+namespace SimpleExcel\Writer;
+
+/**
+ * SimpleExcel base class for writing spreadsheet
+ *
+ * @author  Faisalman
+ * @package SimpleExcel
+ */
+abstract class BaseWriter implements IWriter
+{
+    /**
+     * Holds tabular data
+     *
+     * @access  protected
+     * @var     array
+     */
+    protected $tabl_data;
+
+    /**
+     * Defines content-type for HTTP header
+     *
+     * @access  protected
+     * @var     string
+     */
+    protected $content_type = 'text';
+
+    /**
+     * Defines file extension to be used when saving file
+     *
+     * @access  protected
+     * @var     string
+     */
+    protected $file_extension = 'txt';
+
+    /**
+     * @return  void
+     */
+    public function __construct(){
+        $this->tabl_data = array();
+    }
+
+    /**
+     * Adding row data to table
+     *
+     * @param   array   $values An array contains ordered value for every cell
+     * @param   bool    Check if row goes at the beginning or end of array
+     * @return  void
+     */
+    public function addRow($values, $end = TRUE)
+    {
+        if (!is_array($values)) {
+            $values = array($values);
+        }
+        if ($end) {
+            array_push($this->tabl_data, $values);
+            return;
+        }
+        array_unshift($this->tabl_data, $values);
+    }
+
+    /**
+     * Get document content as string
+     *
+     * @return  string  Content of document
+     */
+    public function saveString(){
+        $content = '';
+        foreach ($this->tabl_data as $row) {
+            foreach ($row as $cell) {
+                $content .= $cell.'\t';
+            }
+            $content .= '\n';
+        }
+        return $content;
+    }
+
+    /**
+     * Export the document
+     *
+     * @param   string  $filename   Name for the saved file (extension will be set automatically)
+     * @param   string  $target     Save location
+     * @return  void
+     */
+    public function saveFile($filename, $target = NULL){
+
+        if (!isset($filename)) {
+            $filename = date('YmdHis');
+        }
+
+        if (!isset($target)) {
+            // write output to browser
+            $target = 'php://output';
+
+            // set HTTP response header
+            header('Content-Type: '.$this->content_type);
+            header('Content-Disposition: attachment; filename='.$filename.'.'.$this->file_extension);
+        }
+
+        $fp = fopen($target, 'w');
+        fwrite($fp, $this->saveString());
+        fclose($fp);
+
+        if ($target == 'php://output') {
+            // since there must be no data below
+            exit();
+        }
+    }
+
+    /**
+     * Set tabular data
+     *
+     * @param   array   $values An array contains ordered value of arrays for all fields
+     * @return  void
+     */
+    public function setData($values){
+        if(!is_array($values)){
+            $values = array($values);
+        }
+        $this->tabl_data = $values;
+    }
+}
+?>