Subir Imagen

[elfran222]

Continuación class.upload.php

Código:

                    if ($this->image_resize) {
                        $this->log .= '- resizing...<br />';
 
                        if ($this->image_ratio_x) {
                            $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;calculate x size<br />';
                            $this->image_dst_x = round(($this->image_src_x * $this->image_y) / $this->image_src_y);
                            $this->image_dst_y = $this->image_y;
                        } else if ($this->image_ratio_y) {
                            $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;calculate y size<br />';
                            $this->image_dst_x = $this->image_x;
                            $this->image_dst_y = round(($this->image_src_y * $this->image_x) / $this->image_src_x);
                        } else if (is_numeric($this->image_ratio_pixels)) {
                            $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;calculate x/y size to match a number of pixels<br />';
                            $pixels = $this->image_src_y * $this->image_src_x;
                            $diff = sqrt($this->image_ratio_pixels / $pixels);
                            $this->image_dst_x = round($this->image_src_x * $diff);
                            $this->image_dst_y = round($this->image_src_y * $diff);
                        } else if ($this->image_ratio || $this->image_ratio_crop || $this->image_ratio_fill || $this->image_ratio_no_zoom_in || $this->image_ratio_no_zoom_out) {
                            $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;check x/y sizes<br />';
                            if ((!$this->image_ratio_no_zoom_in && !$this->image_ratio_no_zoom_out)
                                 || ($this->image_ratio_no_zoom_in && ($this->image_src_x > $this->image_x || $this->image_src_y > $this->image_y))
                                 || ($this->image_ratio_no_zoom_out && $this->image_src_x < $this->image_x && $this->image_src_y < $this->image_y)) {
                                $this->image_dst_x = $this->image_x;
                                $this->image_dst_y = $this->image_y;
                                if ($this->image_ratio_crop) {
                                    if (!is_string($this->image_ratio_crop)) $this->image_ratio_crop = '';
                                    $this->image_ratio_crop = strtolower($this->image_ratio_crop);
                                    if (($this->image_src_x/$this->image_x) > ($this->image_src_y/$this->image_y)) {                                 
                                        $this->image_dst_y = $this->image_y;
                                        $this->image_dst_x = intval($this->image_src_x*($this->image_y / $this->image_src_y));
                                        $ratio_crop = array();
                                        $ratio_crop['x'] = $this->image_dst_x - $this->image_x;
                                        if (strpos($this->image_ratio_crop, 'l') !== false) {
                                            $ratio_crop['l'] = 0;
                                            $ratio_crop['r'] = $ratio_crop['x'];
                                        } else if (strpos($this->image_ratio_crop, 'r') !== false) {
                                            $ratio_crop['l'] = $ratio_crop['x'];
                                            $ratio_crop['r'] = 0;
                                        } else {
                                            $ratio_crop['l'] = round($ratio_crop['x']/2);
                                            $ratio_crop['r'] = $ratio_crop['x'] - $ratio_crop['l'];
                                        }
                                        $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;ratio_crop_x         : ' . $ratio_crop['x'] . ' (' . $ratio_crop['l'] . ';' . $ratio_crop['r'] . ')<br />';
                                        if (is_null($this->image_crop)) $this->image_crop = array(0, 0, 0, 0);
                                    } else {                 
                                        $this->image_dst_x = $this->image_x;
                                        $this->image_dst_y = intval($this->image_src_y*($this->image_x / $this->image_src_x));
                                        $ratio_crop = array();
                                        $ratio_crop['y'] = $this->image_dst_y - $this->image_y;
                                        if (strpos($this->image_ratio_crop, 't') !== false) {
                                            $ratio_crop['t'] = 0;
                                            $ratio_crop['b'] = $ratio_crop['y'];
                                        } else if (strpos($this->image_ratio_crop, 'b') !== false) {
                                            $ratio_crop['t'] = $ratio_crop['y'];
                                            $ratio_crop['b'] = 0;
                                        } else {
                                            $ratio_crop['t'] = round($ratio_crop['y']/2);
                                            $ratio_crop['b'] = $ratio_crop['y'] - $ratio_crop['t'];
                                        }
                                        $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;ratio_crop_y         : ' . $ratio_crop['y'] . ' (' . $ratio_crop['t'] . ';' . $ratio_crop['b'] . ')<br />';
                                        if (is_null($this->image_crop)) $this->image_crop = array(0, 0, 0, 0);
                                    }
                                } else if ($this->image_ratio_fill) {
                                    if (!is_string($this->image_ratio_fill)) $this->image_ratio_fill = '';
                                    $this->image_ratio_fill = strtolower($this->image_ratio_fill);
                                    if (($this->image_src_x/$this->image_x) < ($this->image_src_y/$this->image_y)) {                                 
                                        $this->image_dst_y = $this->image_y;
                                        $this->image_dst_x = intval($this->image_src_x*($this->image_y / $this->image_src_y));
                                        $ratio_crop = array();
                                        $ratio_crop['x'] = $this->image_dst_x - $this->image_x;
                                        if (strpos($this->image_ratio_fill, 'l') !== false) {
                                            $ratio_crop['l'] = 0;
                                            $ratio_crop['r'] = $ratio_crop['x'];
                                        } else if (strpos($this->image_ratio_fill, 'r') !== false) {
                                            $ratio_crop['l'] = $ratio_crop['x'];
                                            $ratio_crop['r'] = 0;
                                        } else {
                                            $ratio_crop['l'] = round($ratio_crop['x']/2);
                                            $ratio_crop['r'] = $ratio_crop['x'] - $ratio_crop['l'];
                                        }
                                        $this->log .= '&nbsp;&nbsp;&nbsp;&nbsp;ratio_fill_x         : ' . $ratio_crop['x'] . ' (' . $ratio_crop['l'] . ';' . $ratio_crop['r'] . ')<br />';
                                        if (is_null($this->image_crop)) $this->image_crop = array(0, 0, 0, 0);
                                    } else {                 
                                        $this->image_dst_x = $this->image_x;
                                        $this->image_dst_y = intval($this->image_src_y*($this->image_x / $this->image_src_x));