source: TI07-MOLES/trunk/StubB/XSLT/browse/portal/cgi/renderEntity.py @ 1159

from htmlUtilities import *

class renderEntity:
    
    def __init__(self,config=None):
        self.config=config

    def render(self,entity):
        ''' Take an NDG metadata entity (D or B) and render to HTML on a standard pattern,
        depends on all entities having the same attributes '''
        
        #this is NOT supposed to be the whole page ...
        
        #need to start by building the coverage information html
        #follow by building the contact information
        #then get the related datasets (if available)

        if entity is None: return ''

        #try:
        
        #except:
        #       contentHTML=''
        
        if entity.metadataType is 'stubB':
                relatedHTML=renderRelated(entity)
        else:
                relatedHTML=''

        if entity.type=='dgDataEntity':
                contentHTML=renderDataContent(entity)
                relatedHTML=renderGranules(entity)+relatedHTML
                serviceHTML=self.renderServices(entity)
        elif entity.type=='DIF':
                contentHTML=renderDataContent(entity)
                relatedHTML=renderDataLinks(entity)+relatedHTML
                serviceHTML=self.renderServices(entity)
        else:
                contentHTML=''
                serviceHTML=''
                
        
        body=contentHTML+relatedHTML+serviceHTML
        html='''
                <DIV id="EntityContent">
                <p></p>
                <h5>%s</h5>
                <DIV id="Abstract">
                        <p>%s</p> 
                </DIV>
                <p><br/></p>
                %s
        </DIV>'''%(entity.name,entity.abstract,body)
        return html
   
        
    def renderServices(self,entity):
        '''Render information about services for a data entity '''
        html='''<p><br/></p>
                <table cellspacing="0" cellpadding="3" width=" 100%"border="0">
                <tbody>
                <tr><td class="lineHead" colspan="3">
                <span class="headingO">Links and Services</span></td></tr>'''
        xicon=hyperlink(image(self.config.get('layout','Xicon'),'[X]'),entity.binding.url+'&xml=1')
        html+='<tr><td>%s</td><td> This record rendered in XML </td></tr>'%xicon
        picon=hyperlink(image(self.config.get('layout','printer'),'[Print]'),entity.binding.url+'&text=1')
        html+='<tr><td>%s</td><td> Printable version of XML content</td></tr>'%picon
        html+='</tbody></table>'
        return html

def renderDataContent(entity):
        '''Parse a data entity for content information '''
        
        html=''
        try:
            if entity.constraints.exists:
                html='<p>Access Control: %s</p>'%entity.constraints.html
        except: pass
        
        html+='''
        <table cellspacing="0" cellpadding="3" width="100%" border="0">
                <tbody>
                        <tr>
                                <td class="lineHead" width="40%"><b>Field</b></td>
                                <td class="lineHead" width="60%"><b>Description</b></td>
                        </tr>'''
                        
        
        try:
        #currently all entities are parsed for these ... 
            for item in entity.parameters:
                html+='''
                        <tr><td class="line"><b>Parameter</b><br/></td>
                        <td class="line">%s</td></tr>'''%item
        
            html+='''
                <tr><td class="line"><b>Spatial Coverage</b><br/></td>
                        <td class="line">%s</td></tr>'''%entity.bbox.toHTML()
        
            html+='''
                <tr><td class="line"><b>Temporal Coverage</b><br/></td>
                        <td class="line">%s</td></tr>'''%entity.timeCoverage
        
        except: pass
        
        html+='''
                <tr><td class="line"><b>Data Curator</b><br/></td>
                        <td class="line">%s</td></tr>'''%entity.curator.toHTML()
                
        for c in entity.creators:
                html+='''
                        <tr><td class="line"><b>Data Creator</b><br/></td>
                        <td class="line">%s</td></tr>'''%c.toHTML()
                        
        html+='</tbody></table>'
        
        return html
        

#
# Following classes specific to stub-B 
#
def renderGranules(entity):
        ''' Render information about data granules within a data entity '''
        if len(entity.granules):
                html='''<p><br/></p>
                <table cellspacing="0" cellpadding="3" width="100%" border="0">
                <tbody>
                        <tr><td class="lineHead" colspan="3">
                          <span class="headingO">Data Granules</span></td></tr>
                        <tr class="lineHiLite">
                          <td width="30%" colspan="2">Accessability</td><td>Link</td></tr>'''
                for g in entity.granules:
                        html+='<tr>'
                        if g.constraints.exist:
                                html+='<td width="20px"  class="key"></td><td>%s</td>'%g.constraints.html
                        else:
                           html+='<td>public</td><td></td>'
                        html+='<td>%s</td></tr>'%g.binding
                html+='</tbody></table>'
                return html
        else: return ''
        
def renderDataLinks(entity):
    return 'some data link stuff'
        
def renderRelated(entity):
        ''' take a stub-b and create html for the related entities '''
        if entity.related!=[]:
                html='''<p><br/></p>
                <table cellspacing="0" cellpadding="3" border="0">
                <tbody>
                        <tr>
                                <td class="lineHead" colspan="2"><span class="headingO">Related Entities</span></td>
                        </tr>'''
                        
                for deployment in entity.related:
                        #really ought to have a row for the deployment name ....
                        for instance  in deployment[1]:
                                label=instance[0]
                                for link in instance[1]:
                                        html+='<tr><td width="40%%"><b>%s</b></td><td width="60%%">%s</td></tr>'%(label,link)
                html+='</tbody></table>'
        else:
                html=''
        return html

if __name__=="__main__":
        from stubB import stubB
        xml=open('../../exampleB/methyl.example.xml').read()
        renderer=renderEntity('browse.config')
        x=stubB(xml,makeHTML=renderer,serviceFile='serviceMap.config')
        html=x.toHTML()
        f=open('output.html','w')
        f.write(html)