Revision Log

drifters.php

Revision 20 (checked in by jcleary, 17 years ago)	Production version from Maury

Line
1	<?php
2
3	dl('php_mapscript.so');
4
5	if (isset($HTTP_POST_VARS["tail_length"]))
6	{
7	$val_tail_length = $HTTP_POST_VARS["tail_length"];
8	}
9	else
10	{
11	$val_tail_length=2;
12	}
13
14	$val_zsize=3;
15	$check_pan="CHECKED";
16
17	$map_path="/opt/nccoos_map/maps/";
18	$map_file="drifter.map";
19
20	$map = ms_newMapObj($map_path.$map_file);
21
22	// set time
23	$time = date('Y_m_d_H_\00_\00', (time() - (3 * 60 * 60)));
24
25	// set temporal bracket values
26	$offset = $val_tail_length * 24;
27	$offset_tail = $offset - 24;
28
29	// set Trajectory Filter bracket
30	$layerObj = $map->getLayerByName('particle_trajectory');
31	$layerObj->setFilter("(sensor_id IN (select row_id from sensor where type_id ='1')) AND (m_date > (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS') - interval '".$offset." hours')) AND (m_date < (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS')))");
32
33	// set Tail Filter bracket
34	$layerObj1 = $map->getLayerByName('particle_tail');
35	$layerObj1->setFilter("(sensor_id IN (SELECT row_id FROM sensor WHERE type_id ='1')) AND (row_id IN (select min(row_id) FROM multi_obs WHERE (m_date >(to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS') - interval '".$offset." hours')) AND (m_date < (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS') - interval '".$offset_tail." hours')) GROUP BY platform_handle ))");
36
37	// set Head Filter time
38	$layerObj2 = $map->getLayerByName('particle_head');
39	$layerObj2->setFilter("(sensor_id IN (select row_id from sensor where type_id ='1')) AND (row_id IN (select max(row_id) FROM multi_obs WHERE (m_date > (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS') - interval '10 hours')) AND (m_date < (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS'))) GROUP BY platform_handle ))" );
40
41	// set Head Label Filter time
42	$layerObj3 = $map->getLayerByName('particle_head_label');
43	$layerObj3->setFilter("(sensor_id IN (select row_id from sensor where type_id ='1')) AND (row_id IN (select max(row_id) FROM multi_obs WHERE (m_date > (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS') - interval '10 hours' )) and (m_date < (to_timestamp('".$time."','YYYY_MM_DD_HH_MI_SS'))) GROUP BY platform_handle ))");
44
45	if (!isset($HTTP_POST_VARS["full"]) && (isset($HTTP_POST_VARS["extent"])))
46	{
47	$extent_to_set = explode(" ",$HTTP_POST_VARS["extent"]);
48	$map->setextent($extent_to_set[0],$extent_to_set[1],
49	$extent_to_set[2],$extent_to_set[3]);
50	}
51
52	if (!isset($HTTP_POST_VARS["full"]) && (isset($HTTP_POST_VARS["seacoos"])))
53	{
54	// -88.5 22.5 -69.19 37.9
55	$map->setextent(-88.5,22.5,-69.19,37.9);
56	}
57
58	if ( isset($HTTP_POST_VARS["map_x"]) && isset($HTTP_POST_VARS["map_y"])
59	&& !isset($HTTP_POST_VARS["full"]) ) {
60
61	$extent_to_set = explode(" ",$HTTP_POST_VARS["extent"]);
62	$map->setextent($extent_to_set[0],$extent_to_set[1],
63	$extent_to_set[2],$extent_to_set[3]);
64
65	$my_point = ms_newpointObj();
66	$my_point->setXY($HTTP_POST_VARS["map_x"],$HTTP_POST_VARS["map_y"]);
67
68	$my_extent = ms_newrectObj();
69	$my_extent->setextent($extent_to_set[0],$extent_to_set[1],
70	$extent_to_set[2],$extent_to_set[3]);
71
72	$zoom_factor = $HTTP_POST_VARS["zoom"]*$HTTP_POST_VARS["zsize"];
73	if ($zoom_factor == 0) {
74	$zoom_factor = 1;
75	$check_pan = "CHECKED";
76	$check_zout = "";
77	$check_zin = "";
78	} else if ($zoom_factor < 0) {
79	$check_pan = "";
80	$check_zout = "CHECKED";
81	$check_zin = "";
82	} else {
83	$check_pan = "";
84	$check_zout = "";
85	$check_zin = "CHECKED";
86	}
87
88	$val_zsize = abs($zoom_factor);
89
90	$map->zoompoint($zoom_factor,$my_point,$map->width,$map->height,
91	$my_extent);
92
93	}
94
95	$map->selectOutputFormat(png);
96
97	$image=$map->draw();
98	$image_url=$image->saveWebImage();
99
100	$extent_to_html = $map->extent->minx." ".$map->extent->miny." "
101	.$map->extent->maxx." ".$map->extent->maxy;
102
103	?>
104
105	<HTML>
106	<HEAD>
107	<TITLE>Drifter "Tail" Length Testing<TITLE>
108	</HEAD>
109	<BODY>
110	<FORM METHOD=POST ACTION=<?php echo $HTTP_SERVER_VARS['PHP_SELF']?>>
111	<TABLE>
112	<TR>
113	<TD colspan = 4>
114	<b>Request Time: <?php echo $time?> (EST/EDT).</b>
115	</td>
116
117	</tr>
118	<tr><td colspan=4></tr>
119	<tr>
120	<td rowspan=8 colspan= 3>
121	<INPUT TYPE=IMAGE NAME="map" SRC="<?php echo $image_url?>">
122	</td>
123	</tr>
124	<TR>
125	<TD>
126	Re-Center <INPUT TYPE=RADIO NAME="zoom" VALUE=0 <?php echo $check_pan?>>
127	</TD>
128	</tr>
129	<tr>
130	<TD>
131	Zoom In <INPUT TYPE=RADIO NAME="zoom" VALUE=1 <?php echo $check_zin?>>
132	</TD>
133	</tr>
134	<tr>
135	<TD>
136	Zoom Out <INPUT TYPE=RADIO NAME="zoom" VALUE=-1 <?php echo $check_zout?>>
137	</TD>
138	</TR>
139	<tr>
140	<TD>
141	Zoom Factor <INPUT TYPE=TEXT NAME="zsize" VALUE="<?php echo $val_zsize?>" SIZE=2>
142	</TD>
143	</tr>
144	<tr><td> </td></tr>
145	<tr><td> </td></tr>
146	<tr><td> </td></tr>
147	<tr><td colspan=4></tr>
148	<tr>
149	<td>
150	Tail Length (days) <INPUT TYPE=TEXT NAME="tail_length" VALUE="<?php echo $val_tail_length?>" SIZE=1>
151	</td>
152	<td><INPUT TYPE=SUBMIT NAME="tail" VALUE="Redraw Tails" SIZE=2></td>
153	<td>         </td>
154	<td></td>
155	<tr><td colspan=4></tr>
156	<TR>
157	<TD>
158	<INPUT TYPE=SUBMIT NAME="seacoos" VALUE="SEACOOS Extent" SIZE=2>
159	</TD>
160	<TD>
161	<INPUT TYPE=SUBMIT NAME="full" VALUE="RS Map Extent" SIZE=2>
162	</TD>
163	<td>          </td>
164	<td></td>
165	</tr>
166	</table>
167	<INPUT TYPE=HIDDEN NAME="extent" VALUE="<?php echo $extent_to_html?>">
168	</form>
169	</body>
170	</html>
171

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