phpmyadmin working

1 files changed, 449 insertions, 0 deletions

diff --git a/srcs/phpmyadmin/libraries/classes/Gis/GisMultiLineString.php b/srcs/phpmyadmin/libraries/classes/Gis/GisMultiLineString.php
new file mode 100644
index 0000000..b4524f3
--- /dev/null
+++ b/srcs/phpmyadmin/libraries/classes/Gis/GisMultiLineString.php
@@ -0,0 +1,449 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Handles actions related to GIS MULTILINESTRING objects
+ *
+ * @package PhpMyAdmin-GIS
+ */
+declare(strict_types=1);
+
+namespace PhpMyAdmin\Gis;
+
+use TCPDF;
+
+/**
+ * Handles actions related to GIS MULTILINESTRING objects
+ *
+ * @package PhpMyAdmin-GIS
+ */
+class GisMultiLineString extends GisGeometry
+{
+    // Hold the singleton instance of the class
+    private static $_instance;
+
+    /**
+     * A private constructor; prevents direct creation of object.
+     *
+     * @access private
+     */
+    private function __construct()
+    {
+    }
+
+    /**
+     * Returns the singleton.
+     *
+     * @return GisMultiLineString the singleton
+     * @access public
+     */
+    public static function singleton()
+    {
+        if (! isset(self::$_instance)) {
+            self::$_instance = new GisMultiLineString();
+        }
+
+        return self::$_instance;
+    }
+
+    /**
+     * Scales each row.
+     *
+     * @param string $spatial spatial data of a row
+     *
+     * @return array an array containing the min, max values for x and y coordinates
+     * @access public
+     */
+    public function scaleRow($spatial)
+    {
+        $min_max = [];
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $spatial,
+                17,
+                mb_strlen($spatial) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+
+        foreach ($linestirngs as $linestring) {
+            $min_max = $this->setMinMax($linestring, $min_max);
+        }
+
+        return $min_max;
+    }
+
+    /**
+     * Adds to the PNG image object, the data related to a row in the GIS dataset.
+     *
+     * @param string      $spatial    GIS POLYGON object
+     * @param string|null $label      Label for the GIS POLYGON object
+     * @param string      $line_color Color for the GIS POLYGON object
+     * @param array       $scale_data Array containing data related to scaling
+     * @param resource    $image      Image object
+     *
+     * @return resource the modified image object
+     * @access public
+     */
+    public function prepareRowAsPng(
+        $spatial,
+        ?string $label,
+        $line_color,
+        array $scale_data,
+        $image
+    ) {
+        // allocate colors
+        $black = imagecolorallocate($image, 0, 0, 0);
+        $red = hexdec(mb_substr($line_color, 1, 2));
+        $green = hexdec(mb_substr($line_color, 3, 2));
+        $blue = hexdec(mb_substr($line_color, 4, 2));
+        $color = imagecolorallocate($image, $red, $green, $blue);
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $spatial,
+                17,
+                mb_strlen($spatial) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+
+        $first_line = true;
+        foreach ($linestirngs as $linestring) {
+            $points_arr = $this->extractPoints($linestring, $scale_data);
+            foreach ($points_arr as $point) {
+                if (! isset($temp_point)) {
+                    $temp_point = $point;
+                } else {
+                    // draw line section
+                    imageline(
+                        $image,
+                        $temp_point[0],
+                        $temp_point[1],
+                        $point[0],
+                        $point[1],
+                        $color
+                    );
+                    $temp_point = $point;
+                }
+            }
+            unset($temp_point);
+            // print label if applicable
+            if (isset($label) && trim($label) != '' && $first_line) {
+                imagestring(
+                    $image,
+                    1,
+                    $points_arr[1][0],
+                    $points_arr[1][1],
+                    trim($label),
+                    $black
+                );
+            }
+            $first_line = false;
+        }
+
+        return $image;
+    }
+
+    /**
+     * Adds to the TCPDF instance, the data related to a row in the GIS dataset.
+     *
+     * @param string      $spatial    GIS MULTILINESTRING object
+     * @param string|null $label      Label for the GIS MULTILINESTRING object
+     * @param string      $line_color Color for the GIS MULTILINESTRING object
+     * @param array       $scale_data Array containing data related to scaling
+     * @param TCPDF       $pdf        TCPDF instance
+     *
+     * @return TCPDF the modified TCPDF instance
+     * @access public
+     */
+    public function prepareRowAsPdf($spatial, ?string $label, $line_color, array $scale_data, $pdf)
+    {
+        // allocate colors
+        $red = hexdec(mb_substr($line_color, 1, 2));
+        $green = hexdec(mb_substr($line_color, 3, 2));
+        $blue = hexdec(mb_substr($line_color, 4, 2));
+        $line = [
+            'width' => 1.5,
+            'color' => [
+                $red,
+                $green,
+                $blue,
+            ],
+        ];
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $spatial,
+                17,
+                mb_strlen($spatial) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+
+        $first_line = true;
+        foreach ($linestirngs as $linestring) {
+            $points_arr = $this->extractPoints($linestring, $scale_data);
+            foreach ($points_arr as $point) {
+                if (! isset($temp_point)) {
+                    $temp_point = $point;
+                } else {
+                    // draw line section
+                    $pdf->Line(
+                        $temp_point[0],
+                        $temp_point[1],
+                        $point[0],
+                        $point[1],
+                        $line
+                    );
+                    $temp_point = $point;
+                }
+            }
+            unset($temp_point);
+            // print label
+            if (isset($label) && trim($label) != '' && $first_line) {
+                $pdf->SetXY($points_arr[1][0], $points_arr[1][1]);
+                $pdf->SetFontSize(5);
+                $pdf->Cell(0, 0, trim($label));
+            }
+            $first_line = false;
+        }
+
+        return $pdf;
+    }
+
+    /**
+     * Prepares and returns the code related to a row in the GIS dataset as SVG.
+     *
+     * @param string $spatial    GIS MULTILINESTRING object
+     * @param string $label      Label for the GIS MULTILINESTRING object
+     * @param string $line_color Color for the GIS MULTILINESTRING object
+     * @param array  $scale_data Array containing data related to scaling
+     *
+     * @return string the code related to a row in the GIS dataset
+     * @access public
+     */
+    public function prepareRowAsSvg($spatial, $label, $line_color, array $scale_data)
+    {
+        $line_options = [
+            'name'         => $label,
+            'class'        => 'linestring vector',
+            'fill'         => 'none',
+            'stroke'       => $line_color,
+            'stroke-width' => 2,
+        ];
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $spatial,
+                17,
+                mb_strlen($spatial) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+
+        $row = '';
+        foreach ($linestirngs as $linestring) {
+            $points_arr = $this->extractPoints($linestring, $scale_data);
+
+            $row .= '<polyline points="';
+            foreach ($points_arr as $point) {
+                $row .= $point[0] . ',' . $point[1] . ' ';
+            }
+            $row .= '"';
+            $line_options['id'] = $label . mt_rand();
+            foreach ($line_options as $option => $val) {
+                $row .= ' ' . $option . '="' . trim((string) $val) . '"';
+            }
+            $row .= '/>';
+        }
+
+        return $row;
+    }
+
+    /**
+     * Prepares JavaScript related to a row in the GIS dataset
+     * to visualize it with OpenLayers.
+     *
+     * @param string $spatial    GIS MULTILINESTRING object
+     * @param int    $srid       Spatial reference ID
+     * @param string $label      Label for the GIS MULTILINESTRING object
+     * @param string $line_color Color for the GIS MULTILINESTRING object
+     * @param array  $scale_data Array containing data related to scaling
+     *
+     * @return string JavaScript related to a row in the GIS dataset
+     * @access public
+     */
+    public function prepareRowAsOl($spatial, $srid, $label, $line_color, array $scale_data)
+    {
+        $style_options = [
+            'strokeColor' => $line_color,
+            'strokeWidth' => 2,
+            'label'       => $label,
+            'fontSize'    => 10,
+        ];
+        if ($srid == 0) {
+            $srid = 4326;
+        }
+        $row = $this->getBoundsForOl($srid, $scale_data);
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $spatial,
+                17,
+                mb_strlen($spatial) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+
+        $row .= 'vectorLayer.addFeatures(new OpenLayers.Feature.Vector('
+            . 'new OpenLayers.Geometry.MultiLineString('
+            . $this->getLineArrayForOpenLayers($linestirngs, $srid)
+            . '), null, ' . json_encode($style_options) . '));';
+
+        return $row;
+    }
+
+    /**
+     * Generate the WKT with the set of parameters passed by the GIS editor.
+     *
+     * @param array  $gis_data GIS data
+     * @param int    $index    Index into the parameter object
+     * @param string $empty    Value for empty points
+     *
+     * @return string WKT with the set of parameters passed by the GIS editor
+     * @access public
+     */
+    public function generateWkt(array $gis_data, $index, $empty = '')
+    {
+        $data_row = $gis_data[$index]['MULTILINESTRING'];
+
+        $no_of_lines = isset($data_row['no_of_lines'])
+            ? $data_row['no_of_lines'] : 1;
+        if ($no_of_lines < 1) {
+            $no_of_lines = 1;
+        }
+
+        $wkt = 'MULTILINESTRING(';
+        for ($i = 0; $i < $no_of_lines; $i++) {
+            $no_of_points = isset($data_row[$i]['no_of_points'])
+                ? $data_row[$i]['no_of_points'] : 2;
+            if ($no_of_points < 2) {
+                $no_of_points = 2;
+            }
+            $wkt .= '(';
+            for ($j = 0; $j < $no_of_points; $j++) {
+                $wkt .= ((isset($data_row[$i][$j]['x'])
+                        && trim((string) $data_row[$i][$j]['x']) != '')
+                        ? $data_row[$i][$j]['x'] : $empty)
+                    . ' ' . ((isset($data_row[$i][$j]['y'])
+                        && trim((string) $data_row[$i][$j]['y']) != '')
+                        ? $data_row[$i][$j]['y'] : $empty) . ',';
+            }
+            $wkt
+                = mb_substr(
+                    $wkt,
+                    0,
+                    mb_strlen($wkt) - 1
+                );
+            $wkt .= '),';
+        }
+        $wkt
+            = mb_substr(
+                $wkt,
+                0,
+                mb_strlen($wkt) - 1
+            );
+        $wkt .= ')';
+
+        return $wkt;
+    }
+
+    /**
+     * Generate the WKT for the data from ESRI shape files.
+     *
+     * @param array $row_data GIS data
+     *
+     * @return string the WKT for the data from ESRI shape files
+     * @access public
+     */
+    public function getShape(array $row_data)
+    {
+        $wkt = 'MULTILINESTRING(';
+        for ($i = 0; $i < $row_data['numparts']; $i++) {
+            $wkt .= '(';
+            foreach ($row_data['parts'][$i]['points'] as $point) {
+                $wkt .= $point['x'] . ' ' . $point['y'] . ',';
+            }
+            $wkt
+                = mb_substr(
+                    $wkt,
+                    0,
+                    mb_strlen($wkt) - 1
+                );
+            $wkt .= '),';
+        }
+        $wkt
+            = mb_substr(
+                $wkt,
+                0,
+                mb_strlen($wkt) - 1
+            );
+        $wkt .= ')';
+
+        return $wkt;
+    }
+
+    /**
+     * Generate parameters for the GIS data editor from the value of the GIS column.
+     *
+     * @param string $value Value of the GIS column
+     * @param int    $index Index of the geometry
+     *
+     * @return array params for the GIS data editor from the value of the GIS column
+     * @access public
+     */
+    public function generateParams($value, $index = -1)
+    {
+        $params = [];
+        if ($index == -1) {
+            $index = 0;
+            $data = GisGeometry::generateParams($value);
+            $params['srid'] = $data['srid'];
+            $wkt = $data['wkt'];
+        } else {
+            $params[$index]['gis_type'] = 'MULTILINESTRING';
+            $wkt = $value;
+        }
+
+        // Trim to remove leading 'MULTILINESTRING((' and trailing '))'
+        $multilinestirng
+            = mb_substr(
+                $wkt,
+                17,
+                mb_strlen($wkt) - 19
+            );
+        // Separate each linestring
+        $linestirngs = explode("),(", $multilinestirng);
+        $params[$index]['MULTILINESTRING']['no_of_lines'] = count($linestirngs);
+
+        $j = 0;
+        foreach ($linestirngs as $linestring) {
+            $points_arr = $this->extractPoints($linestring, null);
+            $no_of_points = count($points_arr);
+            $params[$index]['MULTILINESTRING'][$j]['no_of_points'] = $no_of_points;
+            for ($i = 0; $i < $no_of_points; $i++) {
+                $params[$index]['MULTILINESTRING'][$j][$i]['x'] = $points_arr[$i][0];
+                $params[$index]['MULTILINESTRING'][$j][$i]['y'] = $points_arr[$i][1];
+            }
+            $j++;
+        }
+
+        return $params;
+    }
+}