Questions tagged [php]

PHP is a Server-Side Scripting language designed initially for web programming, but is also used as a general-purpose programming language.

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21 views

Count points that are within certain radius within a polygon

I have 4 table, I want to count police that are within 5km of a point (dam), schools and clinics within 3km same dam. So far I do get the results if I'm focusing on one table $str = pg_query($conn, "...
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37 views

Problem with loading big data (GeoJSON) via PHP

I have a problem with loading (big) data via PHP from a spatial database. I let run this project on a localhost Apache Server. From a data count of about 30.000 edges I get an error VM885:1 Uncaught ...
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22 views

Display all trajectories location along with dummy location

I'm trying to display the all trajectory location on Google map along with dummy location. I have tried to display dummy locations with sample location and it works fine, but when I try to connect to ...
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1answer
72 views

Leaflet Foreach point in GeoJSON check Distanceto

So I was wondering how I can get the points from the GeoJSON located here. and then for each of them separately check if the distance of Markers is within 5 meters range of these. I have tried but ...
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23 views

ArcGIS map with basemap toggle and simplemarker pointer

I am using ArcGIS map which gives me an error: Below is my function which i am using to implementing the map on my application: function handlerForVariableB (latt, longt, complaintid) { // ...
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1answer
91 views

Show points (layer) from PostgreSQL database on OpenLayers map

I have this code, I want to load a collection of points stored in a table in PostgreSQL database, I retreive the GeoJSON format succesfully, but the points never show up on the map! The three files ...
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32 views

How to setup my Tileserver-php

I have downloaded "xampp-windows-x64-7.3.6-3-VC15-installer.exe" and installed only Apache and PHP. My Apache server is running. I have download "tileserver-php-master" and paste the folder in path ...
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1answer
134 views

ArcGIS Feature layer data update using API in PHP

I'm facing an issue with update data on the ArcGIS feature layer using API in PHP. Data is updating on the feature layer as expected, But data on the map is not representing. Every time when I'm ...
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55 views

MySQL Query for Getting Records within Radius

Coordinates in the table are stored in 3 separate columns x, y and zone and are formatted in UTM. Here is the idea: I get the current position of the user (in lat long but I can convert it to UTM if ...
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35 views

Generating random locations nearby my location in PHP and MySQL

I'm using a method to generate a random locations around my location with given the initial position(lat,long) and radius this method is used From the reference post here, but unfortunately the ...
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40 views

Submit form in leaflet popup makes blank page

I have a problem with a leaflet popup. I made a form in it and when I try to send form with jquery & AJAX to postgis, data inserts correctly but blank page loads. How to update popup with response ...
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2answers
76 views

MySQL, geoPHP, select sites near the current site

I'm working with archaeological sites, stored as polygons in a MariaDB 10.3 table, and I have PHP 7.2 with GEOS and geoPHP available. I'm creating a page that displays all the related information for ...
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51 views

Creating GeoServer layers from GeoJSON generated by PHP script

I have few layers on my map rendered with ol.format.GeoJSON. I generated GeoJSON from pgsql database with PHP scripts. The size of layers ranges from 1MB to 5MB so to speed up the process I want to ...
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1answer
47 views

phpmapscript on Debian Stretch

I installed MapServer 7 and I need phpmapscript. Is there any binary package for phpmapscript for Debian Stretch? I could install PHP 5.6 from binaries (https://stackoverflow.com/questions/46378017/...
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210 views

How to save marker and polyline in database?

I want to store marker and polyline in the database. In this script, I have 3 functions, that is to draw a polyline, marker and the point of destination. Can anyone fix my script below? var map; var ...
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88 views

Query and display MySQL DB data from HTML

I want to link MySQL DB to the HTML and get the data according to the query below. SELECT * FROM feature1 WHERE place = 'feature2' php seems one of the way to do this, since I am one day old with ...
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27 views

Remove tolerance in PostGIS requests

I just read the problems similar to mine on this forum, but no solution helped me. To put it simply, I use ST_Touches in an algo in PHP that allows me to test if two points touch. Here is the query: ...
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1answer
37 views

Get values from shapeObj MapScript

I'm using Mapserver 7.4.0-dev and MapScript PHP. In previous versions of MapServer and MapScript (https://mapserver.org/mapscript/php/index-5.6.html#shapeobj), I could query a shapeObj after its ...
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178 views

GeoServer returns 401 unauthorized when requesting data via openlayers

When using the line crossOrigin: 'anonymous',, it returns 401 unauthorized response. When commenting out that line it works, but I have to be log in to the GeoServer. Update: I have changed the ...
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108 views

Converting NZTM2000 projection to Lat-Long system using PHP

Is there a way to convert coordinates from New Zealand Transverse Mercator to Google compatible longitude and latitude using PHP? I have tried PHP-COORD library, but it does not have the NZTM option.
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37 views

How do I load geojson using php into postgres

Translated I am new to coding and for one of my classes I have to make a map with markers. I have a database but I can not make it a geojson code to be able to display this data on my map. When I ...
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43 views

Sending parameters to ArcGIS script through web interface

I have written a simple script in ArcGIS environment and I want to run the script through a PHP program. At present, I am trying this within localhost. In my script, I have defined two parameters. My ...
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1answer
248 views

Add Line Layer from PostGIS to Leaflet

I have a line layer in PostGIS that I would like to add to a Leaflet map. I have the PHP setup, but I can't seem to get the Javascript correct. I know my issue is converting the line to geoJSON. The ...
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46 views

Leaflet var to php

I have a function when I click on the marker: function onMarkerClick (e) {          id1 = "something";          $ .post ("content.php", {id_a: id1}, function (result) {              alert (result);   ...
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1answer
32 views

Why is this happening? I show GeoJSON some coordinates with OpenLayers by request Ajax

I want to display a GeoJSON on OpenLayers with a request from Ajax from the database: I store in the geojson variable all the information and I icercated in two ways: 1. Directly from the already ...
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1answer
61 views

PHP MapScript - Query GDB Geodatabase?

I'm trying to use/learn some PHP MapScript on a GDB file and cannot get anything from it. The PHP below works great if I use countries.sqllite (via countries.map) file I have and shows me an array of ...
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491 views

How to convert geometry in the GeoJSON from PHP and insert polygon in PostGIS

I'm a beginner in PostGIS and GeoJSON. I need to extract every geometry from GeoJSON and store them in the PostGIS database as polygons. For each entry in GeoJSON I would like to be able to store ...
3
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1answer
562 views

How to compile/install php-mapscript with PHP7

So, this PR opens up mapscript support for PHP7. Since there is no ducomentation I gave it a try based on How compile/install php-mapscript on Ubuntu 16.04 (although I'm doing it in Debian 9 if that's ...
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0answers
197 views

Create a valid shapefile with phpmyadmin/Shapefile lib

I'm trying to create a shapefile with the PhpMyAdmin\ShapeFile library. I followed the example in the Github project repository, but I would like to create a shapefile within polygon elements, not ...
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1answer
487 views

Editing PostGIS layer in Lizmap?

I've got a freshly Lizmap 3.2 installation. I can display PG-Layers but I cannot edit them. My setting is: Ubuntu Server 18.04.1 PostgreSQL 10.6 Apache2 Lizmap 3.2 PHP 7.2 I followed this ...
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1answer
91 views

Get some sample coordinates inside an area using its KML file [closed]

I have a KML file which defines an area. I want to get coordinates of some points inside that area using my KML file. I googled a lot, but I only found codes to check if a point is inside. My issue ...
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1answer
627 views

Automatically refresh Leaflet Markers from MySQL

I have a leaflet map that loads marker details from a MySQL database. I have a timer that clears and reloads the layers (and therefore markers); however; it doesn't seem to be refreshing the data. ...
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0answers
43 views

Which polygons intersect rectangle in PHP/Linux GDAL?

I'm developing a website where I want to test which polygons from a shapefile intersect a given rectangle. Using PHP, I thought about using exec() function, calling a GDAL program, like ogrinfo. ...
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1answer
237 views

Uploading shapefile to PostGIS database using PHP

I want to insert a shapefile into a PostGIS database using PHP. I go through the examples and I tried the following: $command = 'shp2pgsql -s 2100 -d /D:\CHECK DATA-group\2016\Ayomi\JULY\...
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1answer
1k views

Multiple markers on Google Maps using JavaScript, PHP and SQL

I am trying to query the MySQL database that has a table with firstname, longitude, latitude in it. I want to get the longitude and latitude and display them as multiple markers with the firstname as ...
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0answers
502 views

Google Maps API - Multiple Polygons

I'll be generating my JSON file using PHP and SQL for displaying around 200 polygons, on a map. I've managed to test the concept with two polygons but still struggling. I'm not experienced with JS or ...
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1answer
205 views

Spatial functions with MySQL, XAMPP, and Wordpress

I am trying to figure out how to using the ST_AsGeoJSON function in MySQL, but I keep getting an error that says that this function does not exist. I have found in the MySQL documentation that this ...
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0answers
226 views

openlayers-automatically adding the layers on clicking dynamic checkboxes without actually specifying all the published layers attributes

My tryonly.php looks like following I also have categories.php to add layers with a common category or create a new in the database There is no error in the code below, where i have been using ...
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1answer
331 views

Creating point with geometry to insert in database

I have a PostGIS table of points. With my php code and pdo, I want to add a point in it. I have the coordinates, I want to get the geometry, with ST_GeomFromText. Here is the code : $x = $_POST['x']; ...
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0answers
105 views

Which approach is faster for getting all POIs from MySQL/MariaDB with PHP/Laravel [closed]

Correct me if I'm wrong. There are three approaches to get the nearest homes, users have created in my website: To create a table with two columns(latitude, longitude) that both of them are float ...
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0answers
158 views

Unable to upload shapefile using geoserver REST API and php

I am not able to upload shapefile and create a store in Geoserver using its rest api and Php. below is my php code <?php // Open log file $logfh = fopen("GeoserverPHP.log", 'w') or die("can't ...
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1answer
192 views

TurfJS + PHP + MySQL

I have a PHP endpoint/service that receives Lat/Long data from a 3rd party. The data is then processed in PHP code and saved into a MySQL database. This process works fine without any issues. I need ...
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0answers
723 views

Response not working in AJAX/PHP

I am working on Google Maps API, where I have made a dynamic marker popup. Now I want to take the user information from the popup and save it to my MySQL database without reloading the page. So I am ...
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1answer
820 views

Add coordinates after click into form

I would like to add the coordinates as a click to the map as a form entry, I do not know how the function structure should look like map.on('click', function(e) { var lat = e.latlng.lat; }); <...
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0answers
913 views

Parsing GeoJSON in PHP?

i am trying to parse GeoJson from database with php but somehow i got an error and i cannot found any error in my script. here my script $id = 1; $db = new mysqli("localhost","root","","skriboo"); $...
3
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1answer
491 views

Find if lat/long point is inside an area

I have got data using OpenStreetMaps Ways of many areas. I would now like to write a function which would return "true or false" if an single latitude/longitude point is found in that area or not. I ...
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1answer
453 views

The geometry_type of a spatial column cannot be changed (Requested changing type from “MULTIPOLYGON” to “GEOMETRY” for column “geom” in table X)

Using Symfony 2.8.24, Doctrine 2 and Jsor's doctrine-postgis library, the latter to make Doctrine get along with spatial types like geometry, geography, etc. So, I have a table with a column of type ...
2
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1answer
246 views

Open a Spatialite database in PHP

I need to open a Spatialite database by using php in a php's framework. I've already work on a basic php file to test how it work but it gave me some errors. I've already try to load extension by ...
1
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1answer
4k views

Adding markers using OpenLayers 4

adding markers works fine using OpenLayers 2 but now I need to add markers using OpenLayers 4, how can I do this? my code as follows: var markers = <?php echo json_encode($data)?>; var ...
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1answer
302 views

Zoom to centroid of polygon from form-input in Leaflet

I want to write the name of the polygon in a form and then click a button to zoom or to flyto to the centroid of the polygon. I've writen a request in PHP that give the centroid of the polygon. ...