1#!/usr/local/bin/python 

2# encoding: utf-8 

3""" 

4*The pagintation for pages displaying a ticket table* 

5 

6:Author: 

7 David Young 

8""" 

9from __future__ import division 

10from builtins import range 

11from past.utils import old_div 

12import sys 

13import os 

14import re 

15import math 

16import khufu 

17 

18def ticket_table_pagination( 

19 log, 

20 totalTickets, 

21 request, 

22 limit, 

23 previousPageStart, 

24 numberOfButtonsToDisplay=5 

25): 

26 """ticket_table_pagination 

27 

28 **Key Arguments** 

29 

30 - ``log`` -- the logger 

31 - ``totalTickets`` -- the total number of tickets to be listed in pagination 

32 - ``request`` -- the request 

33 - ``limit`` -- the limit of tickets to display on the page 

34 - ``previousPageStart`` -- the index of the previous page's first ticket 

35 - ``numberOfButtonsToDisplay`` -- the total number of pagination buttons to display on any one page (must be odd number) 

36  

37 

38 **Return** 

39 

40 - ``pagination`` -- the pagination to be displayed 

41  

42 """ 

43 routename = request.matched_route.name 

44 if "elementId" in request.matchdict: 

45 elementId = request.matchdict["elementId"] 

46 else: 

47 elementId = False 

48 

49 theseParams = dict(request.params) 

50 

51 alist = ["limit", "pageStart"] 

52 for i in alist: 

53 if i in theseParams: 

54 del theseParams[i] 

55 

56 # PLACE VARIABLES IN CORRECT FORMAT 

57 limit = float(limit) 

58 previousPageStart = float(previousPageStart) 

59 # CALULATE OTHER VARIABLES 

60 totalButtons = int(math.ceil(totalTickets * 1. / limit)) 

61 thisButtonIndex = int(math.ceil(old_div(previousPageStart, limit))) + 1 

62 previousPageStart = int( 

63 math.floor(old_div((previousPageStart - 1.), limit))) * limit 

64 # CALULATE THE GENERAL RANGE OF THE BUTTONS TO DISPLAY 

65 displayRangeStart = thisButtonIndex - 1 - int(old_div(numberOfButtonsToDisplay, 2)) 

66 displayRangeEnd = thisButtonIndex + int(old_div(numberOfButtonsToDisplay, 2)) 

67 

68 numberOfButtonsBeforeThis = thisButtonIndex - 1 

69 numberOfButtonsAfterThis = totalButtons - thisButtonIndex 

70 if numberOfButtonsBeforeThis < old_div(numberOfButtonsToDisplay, 2): 

71 displayRangeStart = 0 

72 displayRangeEnd = numberOfButtonsToDisplay 

73 if numberOfButtonsAfterThis <= old_div(numberOfButtonsToDisplay, 2): 

74 displayRangeEnd = totalButtons 

75 if numberOfButtonsBeforeThis > old_div(numberOfButtonsToDisplay, 2): 

76 displayRangeStart = totalButtons - numberOfButtonsToDisplay + \ 

77 int(old_div(numberOfButtonsAfterThis, 2) - 0.5) 

78 

79 if displayRangeStart < 0: 

80 displayRangeStart = 0 

81 if displayRangeEnd > totalButtons: 

82 displayRangeEnd = totalButtons 

83 

84 limit = int(limit) 

85 allButtons = "" 

86 pageStart = (thisButtonIndex) * limit 

87 theseParams["limit"] = limit 

88 theseParams["pageStart"] = pageStart 

89 nextButtonUrl = request.route_path( 

90 routename, elementId=elementId, _query=theseParams) 

91 disabled = False 

92 if thisButtonIndex == totalButtons: 

93 disabled = True 

94 nextButton = khufu.a( 

95 content="&raquo;", 

96 href=nextButtonUrl, 

97 tableIndex=-1, 

98 ) 

99 nextButton = khufu.li( 

100 content=nextButton, # if a subMenu for dropdown this should be <ul> 

101 span=False, # [ False | 1-12 ] 

102 disabled=disabled 

103 ) 

104 pageStart = (thisButtonIndex - 2) * limit 

105 theseParams["limit"] = limit 

106 theseParams["pageStart"] = pageStart 

107 prevButtonUrl = request.route_path( 

108 routename, elementId=elementId, _query=theseParams) 

109 disabled = False 

110 if thisButtonIndex == 1: 

111 disabled = True 

112 prevButton = khufu.a( 

113 content="&laquo;", 

114 href=prevButtonUrl, 

115 tableIndex=-1 

116 ) 

117 prevButton = khufu.li( 

118 content=prevButton, # if a subMenu for dropdown this should be <ul> 

119 span=False, # [ False | 1-12 ] 

120 disabled=disabled 

121 ) 

122 

123 for i in range(displayRangeStart, displayRangeEnd): 

124 buttonNumber = i + 1 

125 disabled = False 

126 if buttonNumber == thisButtonIndex: 

127 disabled = True 

128 pageStart = i * limit 

129 theseParams["limit"] = limit 

130 theseParams["pageStart"] = pageStart 

131 buttonUrl = request.route_path( 

132 routename, elementId=elementId, _query=theseParams) 

133 link = khufu.a( 

134 content=buttonNumber, 

135 href=buttonUrl, 

136 tableIndex=-1 

137 ) 

138 linkListItem = khufu.li( 

139 content=link, # if a subMenu for dropdown this should be <ul> 

140 span=False, # [ False | 1-12 ] 

141 disabled=disabled 

142 ) 

143 allButtons = """%(allButtons)s%(linkListItem)s""" % locals() 

144 

145 allButtons = """%(prevButton)s%(allButtons)s%(nextButton)s""" % locals() 

146 

147 pagination = khufu.pagination( 

148 listItems=allButtons, 

149 size='default', 

150 align=False 

151 ) 

152 

153 return pagination