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PHP Google Directions API
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| <head> | |
| <title>Your Trail</title> | |
| </head> | |
| <body> | |
| <h1>Your Trail</h1> | |
| <?php | |
| echo "<br />"; | |
| echo '<h1>Directions:</h1>'; | |
| echo '<h2>Start: '.$origin.'</h2>'; | |
| foreach ($directions->route as $route) | |
| { | |
| foreach ($route->leg as $leg) | |
| { | |
| foreach ($leg->step as $step) | |
| { | |
| $pos=strpos($step->html_instructions, 'Destination'); | |
| if ($pos == false) | |
| { | |
| echo $step->html_instructions. ' for '.$step->distance->text; | |
| echo '<br />'; | |
| } | |
| else | |
| { | |
| echo $step->html_instructions; | |
| echo '<br />'; | |
| } | |
| } | |
| } | |
| } | |
| echo '<h2>End: '.$dest.'</h2>'; | |
| ?> |
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| <?php | |
| function directions() | |
| { | |
| //get form data for directions | |
| $origin=$this->input->post('start'); | |
| $dest=$this->input->post('end'); | |
| $user=$this->session->userdata('trail_id'); | |
| $query=$this->db->get_where('trail', array('user_id' => $user)); | |
| foreach($query->result() as $result) | |
| { | |
| $query2=$this->db->get_where('locations', array('id' => $result->point)); | |
| $url='http://maps.googleapis.com/maps/api/directions/xml?'; | |
| $url .= 'origin='.urlencode($origin); //origin from form | |
| $url .= '&destination='.urlencode($dest).'&waypoints='; //destination from form | |
| foreach ($query2->result() as $result) | |
| { | |
| $url.=urlencode($result->address).','.urlencode($result->city).','.urlencode($result->state); | |
| $url.='|'; | |
| } | |
| $url=substr($url, 0, -1); //removing the last | | |
| $url .='&sensor=false'; | |
| } | |
| //curl the $url | |
| echo $url; | |
| $results=$this->curl->simple_get($url); | |
| $results=new SimpleXMLElement($results); | |
| $data['directions']=$results; | |
| $data['origin']=$origin; | |
| $data['dest']=$dest; | |
| //echo the directions | |
| $this->load->view('directions', $data); | |
| } | |
| ?> |
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