72 lines
2.6 KiB
Python
72 lines
2.6 KiB
Python
#!/usr/bin/env python3
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from math import ceil, floor
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from paramecio.libraries.urls import add_get_parameters
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from paramecio.libraries.i18n import I18n
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class Pages:
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css_class='link_pages'
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@staticmethod
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def show( begin_page, total_elements, num_elements, link ,initial_num_pages=20, variable='begin_page', label='', func_jscript=''):
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pages='';
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if begin_page>total_elements:
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begin_page=0
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# Calculamos el total de todas las páginas
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total_page=ceil(total_elements/num_elements)
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# Calculamos en que página nos encontramos
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actual_page=ceil(begin_page/num_elements)
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# Calculamos el total de intervalos
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total_interval=ceil(total_page/initial_num_pages)
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# Calculamos el intervalo en el que estamos
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actual_interval=floor(actual_page/initial_num_pages)
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# Calculamos el elemento de inicio del intervalo
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initial_page=ceil(actual_interval*initial_num_pages*num_elements)
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last_page=ceil(actual_interval*initial_num_pages*num_elements)+ceil(initial_num_pages*num_elements)
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if last_page>total_elements:
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last_page=total_elements
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if initial_page>0:
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initial_link=add_get_parameters(link, **{variable: '0'});
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middle_link=add_get_parameters(link, **{variable: str((initial_page-num_elements)) } );
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pages += "<a class=\""+Pages.css_class+"\" href=\""+initial_link+"\" onclick=\"${func_jscript}\">1</a> <a class=\""+Pages.css_class+"\" href=\""+middle_link+"\"><<</a> "
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arr_pages={}
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#for(x=initial_page;x<last_page;x+=num_elements)
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for x in range(initial_page, last_page, num_elements):
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middle_link=add_get_parameters(link, **{variable: str(x)} )
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num_page=ceil(x/num_elements)+1;
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arr_pages[x]="<a class=\""+Pages.css_class+"\" href=\""+middle_link+"\">"+str(num_page)+"</a> "
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arr_pages[begin_page]='<span class="selected_page">'+str(num_page)+'</span> ';
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pages += arr_pages[x]
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if last_page<total_elements:
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middle_link=add_get_parameters(link, **{variable: str(x+num_elements)} );
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last_link=add_get_parameters(link, **{variable: str( ( ( total_page*num_elements ) - num_elements) ) } )
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pages += "<a class=\""+Pages.css_class+"\" href=\""+middle_link+"\" onclick=\"func_jscript\">>></a> <a class=\"link_pages\" href=\""+last_link+"\" onclick=\"func_jscript\">"+I18n.lang('common', 'last', 'Last')+"</a>"
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return pages
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